20124200242102 has 32 divisors (see below), whose sum is σ = 33000770027520. Its totient is φ = 9127848689280.

The previous prime is 20124200242079. The next prime is 20124200242163.

20124200242102 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438537003 + ... + 438582889.

It is an arithmetic number, because the mean of its divisors is an integer number (1031274063360).

Almost surely, 2^{20124200242102} is an apocalyptic number.

20124200242102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20124200242102 is a deficient number, since it is larger than the sum of its proper divisors (12876569785418).

20124200242102 is a wasteful number, since it uses less digits than its factorization.

20124200242102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87996.

The product of its (nonzero) digits is 1024, while the sum is 22.

It can be divided in two parts, 20124200 and 242102, that added together give a palindrome (20366302).

The spelling of 20124200242102 in words is "twenty trillion, one hundred twenty-four billion, two hundred million, two hundred forty-two thousand, one hundred two".