1020120010200 has 120 divisors (see below), whose sum is σ = 3543027980580. Its totient is φ = 272031998400.

The previous prime is 1020120010199. The next prime is 1020120010213. The reversal of 1020120010200 is 20100210201.

1020120010200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 31468986 + ... + 31501385.

Almost surely, 2^{1020120010200} is an apocalyptic number.

1020120010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020120010200 is an abundant number, since it is smaller than the sum of its proper divisors (2522907970380).

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

1020120010200 is a wasteful number, since it uses less digits than its factorization.

1020120010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62970399 (or 62970381 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1020120010200 its reverse (20100210201), we get a palindrome (1040220220401).

The spelling of 1020120010200 in words is "one trillion, twenty billion, one hundred twenty million, ten thousand, two hundred".