212020100313 has 32 divisors (see below), whose sum is σ = 339143970816. Its totient is φ = 115192786368.

The previous prime is 212020100311. The next prime is 212020100323. The reversal of 212020100313 is 313001020212.

It is not a de Polignac number, because 212020100313 - 2¹ = 212020100311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212020100292 and 212020100301.

It is not an unprimeable number, because it can be changed into a prime (212020100311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1233606 + ... + 1394927.

It is an arithmetic number, because the mean of its divisors is an integer number (10598249088).

Almost surely, 2^212020100313 is an apocalyptic number.

212020100313 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

212020100313 is a deficient number, since it is larger than the sum of its proper divisors (127123870503).

212020100313 is a wasteful number, since it uses less digits than its factorization.

212020100313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628733.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 212020100313 its reverse (313001020212), we get a palindrome (525021120525).

The spelling of 212020100313 in words is "two hundred twelve billion, twenty million, one hundred thousand, three hundred thirteen".