3021121100212 has 12 divisors (see below), whose sum is σ = 5288849471556. Its totient is φ = 1510021251200.

The previous prime is 3021121100209. The next prime is 3021121100279. The reversal of 3021121100212 is 2120011211203.

It can be written as a sum of positive squares in 2 ways, for example, as 2397709790116 + 623411310096 = 1548454^2 + 789564^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134812123 + ... + 134834530.

It is an arithmetic number, because the mean of its divisors is an integer number (440737455963).

Almost surely, 2^{3021121100212} is an apocalyptic number.

It is an amenable number.

3021121100212 is a deficient number, since it is larger than the sum of its proper divisors (2267728371344).

3021121100212 is a wasteful number, since it uses less digits than its factorization.

3021121100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269649458 (or 269649456 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 3021121100212 its reverse (2120011211203), we get a palindrome (5141132311415).

The spelling of 3021121100212 in words is "three trillion, twenty-one billion, one hundred twenty-one million, one hundred thousand, two hundred twelve".