112021121221010 has 16 divisors (see below), whose sum is σ = 202140856155672. Its totient is φ = 44696706720000.

The previous prime is 112021121220971. The next prime is 112021121221081. The reversal of 112021121221010 is 10122121120211.

It can be written as a sum of positive squares in 4 ways, for example, as 87096134865961 + 24924986355049 = 9332531^2 + 4992493^2 .

It is a super-2 number, since 2×112021121221010² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112021121221010.

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, 13967716841 + ... + 13967724860.

Almost surely, 2^{112021121221010} is an apocalyptic number.

112021121221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112021121221010 is a deficient number, since it is larger than the sum of its proper divisors (90119734934662).

112021121221010 is a wasteful number, since it uses less digits than its factorization.

112021121221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27935442109.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112021121221010 its reverse (10122121120211), we get a palindrome (122143242341221).

The spelling of 112021121221010 in words is "one hundred twelve trillion, twenty-one billion, one hundred twenty-one million, two hundred twenty-one thousand, ten".