111020132121101 has 64 divisors (see below), whose sum is σ = 139204454860800. Its totient is φ = 86389662240000.

The previous prime is 111020132121079. The next prime is 111020132121113. The reversal of 111020132121101 is 101121231020111.

It is not a de Polignac number, because 111020132121101 - 2⁶ = 111020132121037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111020132121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020132121131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 273771671 + ... + 274176891.

It is an arithmetic number, because the mean of its divisors is an integer number (2175069607200).

Almost surely, 2^{111020132121101} is an apocalyptic number.

It is an amenable number.

111020132121101 is a deficient number, since it is larger than the sum of its proper divisors (28184322739699).

111020132121101 is a wasteful number, since it uses less digits than its factorization.

111020132121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405810.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 111020132121101 its reverse (101121231020111), we get a palindrome (212141363141212).

The spelling of 111020132121101 in words is "one hundred eleven trillion, twenty billion, one hundred thirty-two million, one hundred twenty-one thousand, one hundred one".