202120101021202 has 16 divisors (see below), whose sum is σ = 373144801885632. Its totient is φ = 79959600403920.

The previous prime is 202120101021191. The next prime is 202120101021221.

It is a happy number.

202120101021202 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555275002624 + ... + 555275002987.

It is an arithmetic number, because the mean of its divisors is an integer number (23321550117852).

Almost surely, 2^{202120101021202} is an apocalyptic number.

202120101021202 is a deficient number, since it is larger than the sum of its proper divisors (171024700864430).

202120101021202 is a wasteful number, since it uses less digits than its factorization.

202120101021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110550005633.

The product of its (nonzero) digits is 64, while the sum is 16.

It can be divided in two parts, 20212010 and 1021202, that added together give a palindrome (21233212).

The spelling of 202120101021202 in words is "two hundred two trillion, one hundred twenty billion, one hundred one million, twenty-one thousand, two hundred two".