1212010021130 has 16 divisors (see below), whose sum is σ = 2181680408160. Its totient is φ = 484790148432.

The previous prime is 1212010021039. The next prime is 1212010021133. The reversal of 1212010021130 is 311200102121.

It is not an unprimeable number, because it can be changed into a prime (1212010021133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1361444 + ... + 2068223.

It is an arithmetic number, because the mean of its divisors is an integer number (136355025510).

Almost surely, 2^{1212010021130} is an apocalyptic number.

1212010021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212010021130 is a deficient number, since it is larger than the sum of its proper divisors (969670387030).

1212010021130 is a wasteful number, since it uses less digits than its factorization.

1212010021130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3465013.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1212010021130 its reverse (311200102121), we get a palindrome (1523210123251).

The spelling of 1212010021130 in words is "one trillion, two hundred twelve billion, ten million, twenty-one thousand, one hundred thirty".