111022121122010 has 64 divisors (see below), whose sum is σ = 233250414870528. Its totient is φ = 37254404261184.

The previous prime is 111022121121881. The next prime is 111022121122021. The reversal of 111022121122010 is 10221121220111.

It is a super-2 number, since 2×111022121122010² (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 111022121122010.

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, 413375987 + ... + 413644473.

It is an arithmetic number, because the mean of its divisors is an integer number (3644537732352).

Almost surely, 2^{111022121122010} is an apocalyptic number.

111022121122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111022121122010 is an abundant number, since it is smaller than the sum of its proper divisors (122228293748518).

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

111022121122010 is a wasteful number, since it uses less digits than its factorization.

111022121122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394235.

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

Adding to 111022121122010 its reverse (10221121220111), we get a palindrome (121243242342121).

The spelling of 111022121122010 in words is "one hundred eleven trillion, twenty-two billion, one hundred twenty-one million, one hundred twenty-two thousand, ten".