111020100101122 has 16 divisors (see below), whose sum is σ = 169399691299512. Its totient is φ = 54555036750720.

The previous prime is 111020100101117. The next prime is 111020100101129. The reversal of 111020100101122 is 221101001020111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 70057552861521 + 40962547239601 = 8370039^2 + 6400199^2 .

It is a super-2 number, since 2×111020100101122² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111020100101129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374955403 + ... + 375251374.

Almost surely, 2^{111020100101122} is an apocalyptic number.

111020100101122 is a deficient number, since it is larger than the sum of its proper divisors (58379591198390).

111020100101122 is a wasteful number, since it uses less digits than its factorization.

111020100101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750208053.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111020100101122 its reverse (221101001020111), we get a palindrome (332121101121233).

The spelling of 111020100101122 in words is "one hundred eleven trillion, twenty billion, one hundred million, one hundred one thousand, one hundred twenty-two".