1022120120210 has 24 divisors (see below), whose sum is σ = 2140194375180. Its totient is φ = 350441183904.

The previous prime is 1022120120191. The next prime is 1022120120243. The reversal of 1022120120210 is 120210212201.

It can be written as a sum of positive squares in 2 ways, for example, as 997619418481 + 24500701729 = 998809^2 + 156527^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1042979225 + ... + 1042980204.

Almost surely, 2^{1022120120210} is an apocalyptic number.

1022120120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022120120210 is an abundant number, since it is smaller than the sum of its proper divisors (1118074254970).

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

1022120120210 is a wasteful number, since it uses less digits than its factorization.

1022120120210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2085959450 (or 2085959443 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1022120120210 its reverse (120210212201), we get a palindrome (1142330332411).

The spelling of 1022120120210 in words is "one trillion, twenty-two billion, one hundred twenty million, one hundred twenty thousand, two hundred ten".