212020311302 has 16 divisors (see below), whose sum is σ = 325736888400. Its totient is φ = 103446051072.

The previous prime is 212020311287. The next prime is 212020311319. The reversal of 212020311302 is 203113020212.

It is a super-2 number, since 2×212020311302² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084883 + ... + 1265310.

It is an arithmetic number, because the mean of its divisors is an integer number (20358555525).

Almost surely, 2^212020311302 is an apocalyptic number.

212020311302 is a deficient number, since it is larger than the sum of its proper divisors (113716577098).

212020311302 is a wasteful number, since it uses less digits than its factorization.

212020311302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351287.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212020311302 its reverse (203113020212), we get a palindrome (415133331514).

The spelling of 212020311302 in words is "two hundred twelve billion, twenty million, three hundred eleven thousand, three hundred two".