610321021121 has 24 divisors (see below), whose sum is σ = 723831937920. Its totient is φ = 504051092352.

The previous prime is 610321021111. The next prime is 610321021157. The reversal of 610321021121 is 121120123016.

It is not a de Polignac number, because 610321021121 - 2²² = 610316826817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 610321021093 and 610321021102.

It is not an unprimeable number, because it can be changed into a prime (610321021111) 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, 677885 + ... + 1296213.

It is an arithmetic number, because the mean of its divisors is an integer number (30159664080).

Almost surely, 2^610321021121 is an apocalyptic number.

It is an amenable number.

610321021121 is a deficient number, since it is larger than the sum of its proper divisors (113510916799).

610321021121 is a wasteful number, since it uses less digits than its factorization.

610321021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618513 (or 618476 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 610321021121 its reverse (121120123016), we get a palindrome (731441144137).

The spelling of 610321021121 in words is "six hundred ten billion, three hundred twenty-one million, twenty-one thousand, one hundred twenty-one".