121210324130 has 16 divisors (see below), whose sum is σ = 249346952640. Its totient is φ = 41557825392.

The previous prime is 121210324087. The next prime is 121210324153. The reversal of 121210324130 is 31423012121.

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, 865787960 + ... + 865788099.

It is an arithmetic number, because the mean of its divisors is an integer number (15584184540).

Almost surely, 2^121210324130 is an apocalyptic number.

121210324130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121210324130 is an abundant number, since it is smaller than the sum of its proper divisors (128136628510).

121210324130 is a wasteful number, since it uses less digits than its factorization.

121210324130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731576073.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 121210324130 its reverse (31423012121), we get a palindrome (152633336251).

The spelling of 121210324130 in words is "one hundred twenty-one billion, two hundred ten million, three hundred twenty-four thousand, one hundred thirty".