211020000100212 has 48 divisors (see below), whose sum is σ = 518308141377600. Its totient is φ = 66636171360000.

The previous prime is 211020000100211. The next prime is 211020000100213. The reversal of 211020000100212 is 212001000020112.

It is an interprime number because it is at equal distance from previous prime (211020000100211) and next prime (211020000100213).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211020000100211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3118539 + ... + 20778962.

It is an arithmetic number, because the mean of its divisors is an integer number (10798086278700).

Almost surely, 2^{211020000100212} is an apocalyptic number.

It is an amenable number.

211020000100212 is an abundant number, since it is smaller than the sum of its proper divisors (307288141277388).

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

211020000100212 is a wasteful number, since it uses less digits than its factorization.

211020000100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23936256 (or 23936254 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211020000100212 its reverse (212001000020112), we get a palindrome (423021000120324).

The spelling of 211020000100212 in words is "two hundred eleven trillion, twenty billion, one hundred thousand, two hundred twelve".