111020102022 has 16 divisors (see below), whose sum is σ = 222043498992. Its totient is φ = 37006151520.

The previous prime is 111020102009. The next prime is 111020102023. The reversal of 111020102022 is 220201020111.

It is a junction number, because it is equal to n+sod(n) for n = 111020101989 and 111020102007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020102023) 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, 634372 + ... + 790232.

It is an arithmetic number, because the mean of its divisors is an integer number (13877718687).

Almost surely, 2^111020102022 is an apocalyptic number.

111020102022 is an abundant number, since it is smaller than the sum of its proper divisors (111023396970).

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

111020102022 is a wasteful number, since it uses less digits than its factorization.

111020102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274583.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111020102022 its reverse (220201020111), we get a palindrome (331221122133).

The spelling of 111020102022 in words is "one hundred eleven billion, twenty million, one hundred two thousand, twenty-two".