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1010102031010 = 251719655147737
BaseRepresentation
bin11101011001011101100…
…01011101001010100010
310120120020202011202211201
432230232301131022202
5113022142104443020
62052011240031414
7132656161412332
oct16545661351242
93516222152751
101010102031010
1135a422299356
1214392116256a
137433815b097
1436c63d690c2
151b41d57aa0a
hexeb2ec5d2a2

1010102031010 has 64 divisors (see below), whose sum is σ = 2026810356480. Its totient is φ = 360196761600.

The previous prime is 1010102030981. The next prime is 1010102031049. The reversal of 1010102031010 is 101302010101.

It is a super-2 number, since 2×10101020310102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21135862 + ... + 21183598.

It is an arithmetic number, because the mean of its divisors is an integer number (31668911820).

Almost surely, 21010102031010 is an apocalyptic number.

1010102031010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1010102031010 is an abundant number, since it is smaller than the sum of its proper divisors (1016708325470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010102031010 is a wasteful number, since it uses less digits than its factorization.

1010102031010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54331.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1010102031010 its reverse (101302010101), we get a palindrome (1111404041111).

The spelling of 1010102031010 in words is "one trillion, ten billion, one hundred two million, thirty-one thousand, ten".

Divisors: 1 2 5 10 17 19 34 38 85 95 170 190 323 646 1615 3230 6551 13102 32755 47737 65510 95474 111367 124469 222734 238685 248938 477370 556835 622345 811529 907003 1113670 1244690 1623058 1814006 2115973 4057645 4231946 4535015 8115290 9070030 10579865 15419051 21159730 30838102 77095255 154190510 312725087 625450174 1563625435 3127250870 5316326479 5941776653 10632652958 11883553306 26581632395 29708883265 53163264790 59417766530 101010203101 202020406202 505051015505 1010102031010