2202021100212 has 24 divisors (see below), whose sum is σ = 5138073726912. Its totient is φ = 734003534400.

The previous prime is 2202021100157. The next prime is 2202021100231. The reversal of 2202021100212 is 2120011202022.

It is a junction number, because it is equal to n+sod(n) for n = 2202021100191 and 2202021100200.

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, 3926137 + ... + 4451807.

It is an arithmetic number, because the mean of its divisors is an integer number (214086405288).

Almost surely, 2^{2202021100212} is an apocalyptic number.

It is an amenable number.

2202021100212 is an abundant number, since it is smaller than the sum of its proper divisors (2936052626700).

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

2202021100212 is a wasteful number, since it uses less digits than its factorization.

2202021100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874759 (or 874757 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2202021100212 its reverse (2120011202022), we get a palindrome (4322032302234).

The spelling of 2202021100212 in words is "two trillion, two hundred two billion, twenty-one million, one hundred thousand, two hundred twelve".