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1213013002030 = 25375096440891
BaseRepresentation
bin10001101001101101001…
…101011000011100101110
311021221222221222002212121
4101221231031120130232
5124333222312031110
62325130034223154
7153431410252324
oct21515515303456
94257887862777
101213013002030
11428488242125
1217710b724aba
138a50458c7cb
14429d28b9d14
1521847359cda
hex11a6d35872e

1213013002030 has 32 divisors (see below), whose sum is σ = 2246840765280. Its totient is φ = 471163985280.

The previous prime is 1213013002009. The next prime is 1213013002079. The reversal of 1213013002030 is 302003103121.

It is a junction number, because it is equal to n+sod(n) for n = 1213013001995 and 1213013002013.

It is a congruent number.

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, 3032116 + ... + 3408775.

It is an arithmetic number, because the mean of its divisors is an integer number (70213773915).

Almost surely, 21213013002030 is an apocalyptic number.

1213013002030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213013002030 is a deficient number, since it is larger than the sum of its proper divisors (1033827763250).

1213013002030 is a wasteful number, since it uses less digits than its factorization.

1213013002030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6441444.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1213013002030 its reverse (302003103121), we get a palindrome (1515016105151).

The spelling of 1213013002030 in words is "one trillion, two hundred thirteen billion, thirteen million, two thousand, thirty".

Divisors: 1 2 5 10 37 74 185 370 509 1018 2545 5090 18833 37666 94165 188330 6440891 12881782 32204455 64408910 238312967 476625934 1191564835 2383129670 3278413519 6556827038 16392067595 32784135190 121301300203 242602600406 606506501015 1213013002030