1020102100212 has 24 divisors (see below), whose sum is σ = 2563333482976. Its totient is φ = 313877569248.

The previous prime is 1020102100207. The next prime is 1020102100261. The reversal of 1020102100212 is 2120012010201.

1020102100212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3269557858 + ... + 3269558169.

Almost surely, 2^{1020102100212} is an apocalyptic number.

1020102100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020102100212 is an abundant number, since it is smaller than the sum of its proper divisors (1543231382764).

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

1020102100212 is a wasteful number, since it uses less digits than its factorization.

1020102100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6539116047 (or 6539116045 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1020102100212 its reverse (2120012010201), we get a palindrome (3140114110413).

The spelling of 1020102100212 in words is "one trillion, twenty billion, one hundred two million, one hundred thousand, two hundred twelve".