1210020230112 has 48 divisors (see below), whose sum is σ = 3176681437440. Its totient is φ = 403292034432.

The previous prime is 1210020230063. The next prime is 1210020230137. The reversal of 1210020230112 is 2110320200121.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 1210020230091 and 1210020230100.

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, 64089 + ... + 1556967.

It is an arithmetic number, because the mean of its divisors is an integer number (66180863280).

Almost surely, 2^{1210020230112} is an apocalyptic number.

1210020230112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1210020230112 is an abundant number, since it is smaller than the sum of its proper divisors (1966661207328).

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

1210020230112 is a wasteful number, since it uses less digits than its factorization.

1210020230112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501335 (or 1501327 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1210020230112 its reverse (2110320200121), we get a palindrome (3320340430233).

The spelling of 1210020230112 in words is "one trillion, two hundred ten billion, twenty million, two hundred thirty thousand, one hundred twelve".