1210100020212 has 24 divisors (see below), whose sum is σ = 2972175488800. Its totient is φ = 382136848416.

The previous prime is 1210100020183. The next prime is 1210100020229. The reversal of 1210100020212 is 2120200010121.

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, 2653727887 + ... + 2653728342.

Almost surely, 2^{1210100020212} is an apocalyptic number.

1210100020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1210100020212 is an abundant number, since it is smaller than the sum of its proper divisors (1762075468588).

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

1210100020212 is a wasteful number, since it uses less digits than its factorization.

1210100020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5307456255 (or 5307456253 counting only the distinct ones).

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

Adding to 1210100020212 its reverse (2120200010121), we get a palindrome (3330300030333).

The spelling of 1210100020212 in words is "one trillion, two hundred ten billion, one hundred million, twenty thousand, two hundred twelve".