20124422442102 has 32 divisors (see below), whose sum is σ = 45094528917504. Its totient is φ = 5933490645600.

The previous prime is 20124422442049. The next prime is 20124422442109.

20124422442102 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 20124422442102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20124422442109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4120477174 + ... + 4120482057.

It is an arithmetic number, because the mean of its divisors is an integer number (1409204028672).

Almost surely, 2^{20124422442102} is an apocalyptic number.

20124422442102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20124422442102 is an abundant number, since it is smaller than the sum of its proper divisors (24970106475402).

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

20124422442102 is a wasteful number, since it uses less digits than its factorization.

20124422442102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8240959284.

The product of its (nonzero) digits is 16384, while the sum is 30.

It can be divided in two parts, 2012442 and 2442102, that added together give a palindrome (4454544).

The spelling of 20124422442102 in words is "twenty trillion, one hundred twenty-four billion, four hundred twenty-two million, four hundred forty-two thousand, one hundred two".