212011001021202 has 128 divisors (see below), whose sum is σ = 453327114240000. Its totient is φ = 65908520066880.

The previous prime is 212011001021173. The next prime is 212011001021231. The reversal of 212011001021202 is 202120100110212.

It is an interprime number because it is at equal distance from previous prime (212011001021173) and next prime (212011001021231).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9707896999 + ... + 9707918837.

It is an arithmetic number, because the mean of its divisors is an integer number (3541618080000).

Almost surely, 2^{212011001021202} is an apocalyptic number.

212011001021202 is an abundant number, since it is smaller than the sum of its proper divisors (241316113218798).

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

212011001021202 is a wasteful number, since it uses less digits than its factorization.

212011001021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25556.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212011001021202 its reverse (202120100110212), we get a palindrome (414131101131414).

The spelling of 212011001021202 in words is "two hundred twelve trillion, eleven billion, one million, twenty-one thousand, two hundred two".