2102022120212 has 48 divisors (see below), whose sum is σ = 4224726035712. Its totient is φ = 896439648000.

The previous prime is 2102022120157. The next prime is 2102022120229. The reversal of 2102022120212 is 2120212202012.

It is a happy number.

It is a super-3 number, since 3×2102022120212³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10423337 + ... + 10623087.

It is an arithmetic number, because the mean of its divisors is an integer number (88015125744).

Almost surely, 2^{2102022120212} is an apocalyptic number.

It is an amenable number.

2102022120212 is an abundant number, since it is smaller than the sum of its proper divisors (2122703915500).

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

2102022120212 is a wasteful number, since it uses less digits than its factorization.

2102022120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201608 (or 201606 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2102022120212 its reverse (2120212202012), we get a palindrome (4222234322224).

The spelling of 2102022120212 in words is "two trillion, one hundred two billion, twenty-two million, one hundred twenty thousand, two hundred twelve".