21110011010202 has 32 divisors (see below), whose sum is σ = 43677994336704. Its totient is φ = 6797073488000.

The previous prime is 21110011010191. The next prime is 21110011010213. The reversal of 21110011010202 is 20201011001112.

It is an interprime number because it is at equal distance from previous prime (21110011010191) and next prime (21110011010213).

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, 424792248 + ... + 424841939.

It is an arithmetic number, because the mean of its divisors is an integer number (1364937323022).

Almost surely, 2^{21110011010202} is an apocalyptic number.

21110011010202 is an abundant number, since it is smaller than the sum of its proper divisors (22567983326502).

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

21110011010202 is a wasteful number, since it uses less digits than its factorization.

21110011010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849634334.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 21110011010202 its reverse (20201011001112), we get a palindrome (41311022011314).

The spelling of 21110011010202 in words is "twenty-one trillion, one hundred ten billion, eleven million, ten thousand, two hundred two".