102222011231100 has 432 divisors, whose sum is σ = 332496216692640. Its totient is φ = 26246502144000.

The previous prime is 102222011231023. The next prime is 102222011231113. The reversal of 102222011231100 is 1132110222201.

102222011231100 is a `hidden beast` number, since 1 + 0 + 22 + 220 + 112 + 311 + 0 + 0 = 666.

It is a super-2 number, since 2×102222011231100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7765853119 + ... + 7765866281.

It is an arithmetic number, because the mean of its divisors is an integer number (769667168270).

Almost surely, 2^{102222011231100} is an apocalyptic number.

102222011231100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102222011231100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166248108346320).

102222011231100 is an abundant number, since it is smaller than the sum of its proper divisors (230274205461540).

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

102222011231100 is a wasteful number, since it uses less digits than its factorization.

102222011231100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15630 (or 15620 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 102222011231100 its reverse (1132110222201), we get a palindrome (103354121453301).

The spelling of 102222011231100 in words is "one hundred two trillion, two hundred twenty-two billion, eleven million, two hundred thirty-one thousand, one hundred".