22231420022112 has 384 divisors, whose sum is σ = 72218879631360. Its totient is φ = 5843989831680.

The previous prime is 22231420022101. The next prime is 22231420022137. The reversal of 22231420022112 is 21122002413222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100157589 + ... + 100379307.

It is an arithmetic number, because the mean of its divisors is an integer number (188069999040).

Almost surely, 2^{22231420022112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22231420022112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36109439815680).

22231420022112 is an abundant number, since it is smaller than the sum of its proper divisors (49987459609248).

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

22231420022112 is a wasteful number, since it uses less digits than its factorization.

22231420022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221954 (or 221946 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 22231420022112 its reverse (21122002413222), we get a palindrome (43353422435334).

The spelling of 22231420022112 in words is "twenty-two trillion, two hundred thirty-one billion, four hundred twenty million, twenty-two thousand, one hundred twelve".