1210013320122 has 48 divisors (see below), whose sum is σ = 2755169720160. Its totient is φ = 383310307296.

The previous prime is 1210013320099. The next prime is 1210013320129. The reversal of 1210013320122 is 2210233100121.

1210013320122 is a `hidden beast` number, since 1 + 210 + 0 + 1 + 332 + 0 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1210013320095 and 1210013320104.

It is not an unprimeable number, because it can be changed into a prime (1210013320129) 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, 21097372 + ... + 21154647.

It is an arithmetic number, because the mean of its divisors is an integer number (57399369170).

Almost surely, 2^{1210013320122} is an apocalyptic number.

1210013320122 is an abundant number, since it is smaller than the sum of its proper divisors (1545156400038).

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

1210013320122 is a wasteful number, since it uses less digits than its factorization.

1210013320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42252107 (or 42252104 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1210013320122 its reverse (2210233100121), we get a palindrome (3420246420243).

The spelling of 1210013320122 in words is "one trillion, two hundred ten billion, thirteen million, three hundred twenty thousand, one hundred twenty-two".