121203320233130 has 64 divisors (see below), whose sum is σ = 222508752544512. Its totient is φ = 47525897594880.

The previous prime is 121203320233007. The next prime is 121203320233139. The reversal of 121203320233130 is 31332023302121.

It is a self number, because there is not a number n which added to its sum of digits gives 121203320233130.

It is not an unprimeable number, because it can be changed into a prime (121203320233139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 713056112 + ... + 713226068.

It is an arithmetic number, because the mean of its divisors is an integer number (3476699258508).

Almost surely, 2^{121203320233130} is an apocalyptic number.

121203320233130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121203320233130 is a deficient number, since it is larger than the sum of its proper divisors (101305432311382).

121203320233130 is a wasteful number, since it uses less digits than its factorization.

121203320233130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177039.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 121203320233130 its reverse (31332023302121), we get a palindrome (152535343535251).

The spelling of 121203320233130 in words is "one hundred twenty-one trillion, two hundred three billion, three hundred twenty million, two hundred thirty-three thousand, one hundred thirty".