113203021121210 has 16 divisors (see below), whose sum is σ = 204490581930792. Its totient is φ = 45120065356800.

The previous prime is 113203021121173. The next prime is 113203021121251. The reversal of 113203021121210 is 12121120302311.

It can be written as a sum of positive squares in 4 ways, for example, as 110885596429729 + 2317424691481 = 10530223^2 + 1522309^2 .

It is a super-3 number, since 3×113203021121210³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20142883511 + ... + 20142889130.

Almost surely, 2^{113203021121210} is an apocalyptic number.

113203021121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113203021121210 is a deficient number, since it is larger than the sum of its proper divisors (91287560809582).

113203021121210 is a wasteful number, since it uses less digits than its factorization.

113203021121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40285772929.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 113203021121210 its reverse (12121120302311), we get a palindrome (125324141423521).

The spelling of 113203021121210 in words is "one hundred thirteen trillion, two hundred three billion, twenty-one million, one hundred twenty-one thousand, two hundred ten".