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1012001010 = 235130325889
BaseRepresentation
bin111100010100011…
…110100011110010
32121112020222101220
4330110132203302
54033033013020
6244230405510
734035603156
oct7424364362
92545228356
101012001010
1147a280379
12242b00896
1313187c787
1498593066
155dca2240
hex3c51e8f2

1012001010 has 32 divisors (see below), whose sum is σ = 2430760320. Its totient is φ = 269649408.

The previous prime is 1012000999. The next prime is 1012001021. The reversal of 1012001010 is 101002101.

It is an interprime number because it is at equal distance from previous prime (1012000999) and next prime (1012001021).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a self number, because there is not a number n which added to its sum of digits gives 1012001010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26146 + ... + 52034.

It is an arithmetic number, because the mean of its divisors is an integer number (75961260).

Almost surely, 21012001010 is an apocalyptic number.

1012001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012001010 is an abundant number, since it is smaller than the sum of its proper divisors (1418759310).

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

1012001010 is a wasteful number, since it uses less digits than its factorization.

1012001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27202.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1012001010 is about 31811.9633157088. The cubic root of 1012001010 is about 1003.9844398206.

Adding to 1012001010 its reverse (101002101), we get a palindrome (1113003111).

The spelling of 1012001010 in words is "one billion, twelve million, one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 1303 2606 3909 6515 7818 13030 19545 25889 39090 51778 77667 129445 155334 258890 388335 776670 33733367 67466734 101200101 168666835 202400202 337333670 506000505 1012001010