1020012012300 has 72 divisors (see below), whose sum is σ = 3046435904512. Its totient is φ = 263228904000.

The previous prime is 1020012012293. The next prime is 1020012012301. The reversal of 1020012012300 is 32102100201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1020012012301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54830056 + ... + 54848655.

Almost surely, 2^{1020012012300} is an apocalyptic number.

1020012012300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020012012300 is an abundant number, since it is smaller than the sum of its proper divisors (2026423892212).

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

1020012012300 is a wasteful number, since it uses less digits than its factorization.

1020012012300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109678759 (or 109678752 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1020012012300 its reverse (32102100201), we get a palindrome (1052114112501).

The spelling of 1020012012300 in words is "one trillion, twenty billion, twelve million, twelve thousand, three hundred".