1020120022212 has 48 divisors (see below), whose sum is σ = 2525868334080. Its totient is φ = 319742846368.

The previous prime is 1020120022211. The next prime is 1020120022237. The reversal of 1020120022212 is 2122200210201.

1020120022212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1020120022212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020120022191 and 1020120022200.

It is not an unprimeable number, because it can be changed into a prime (1020120022211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31306488 + ... + 31339055.

It is an arithmetic number, because the mean of its divisors is an integer number (52622256960).

Almost surely, 2^{1020120022212} is an apocalyptic number.

1020120022212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020120022212 is an abundant number, since it is smaller than the sum of its proper divisors (1505748311868).

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

1020120022212 is a wasteful number, since it uses less digits than its factorization.

1020120022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62645632 (or 62645630 counting only the distinct ones).

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

Adding to 1020120022212 its reverse (2122200210201), we get a palindrome (3142320232413).

The spelling of 1020120022212 in words is "one trillion, twenty billion, one hundred twenty million, twenty-two thousand, two hundred twelve".