21244103111202 has 8 divisors (see below), whose sum is σ = 42488206222416. Its totient is φ = 7081367703732.

The previous prime is 21244103111183. The next prime is 21244103111227. The reversal of 21244103111202 is 20211130144212.

It is a sphenic number, since it is the product of 3 distinct primes.

21244103111202 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1770341925928 + ... + 1770341925939.

It is an arithmetic number, because the mean of its divisors is an integer number (5311025777802).

Almost surely, 2^{21244103111202} is an apocalyptic number.

21244103111202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21244103111202 is a wasteful number, since it uses less digits than its factorization.

21244103111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540683851872.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 21244103111202 its reverse (20211130144212), we get a palindrome (41455233255414).

The spelling of 21244103111202 in words is "twenty-one trillion, two hundred forty-four billion, one hundred three million, one hundred eleven thousand, two hundred two".