2120220210212 has 48 divisors (see below), whose sum is σ = 4015909642752. Its totient is φ = 973648515840.

The previous prime is 2120220210169. The next prime is 2120220210233. The reversal of 2120220210212 is 2120120220212.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9873773 + ... + 10086219.

It is an arithmetic number, because the mean of its divisors is an integer number (83664784224).

Almost surely, 2^{2120220210212} is an apocalyptic number.

It is an amenable number.

2120220210212 is a deficient number, since it is larger than the sum of its proper divisors (1895689432540).

2120220210212 is a wasteful number, since it uses less digits than its factorization.

2120220210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213428 (or 213426 counting only the distinct ones).

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

Adding to 2120220210212 its reverse (2120120220212), we get a palindrome (4240340430424).

The spelling of 2120220210212 in words is "two trillion, one hundred twenty billion, two hundred twenty million, two hundred ten thousand, two hundred twelve".