121031230233130 has 32 divisors (see below), whose sum is σ = 248979004015104. Its totient is φ = 41496342919296.

The previous prime is 121031230233119. The next prime is 121031230233149. The reversal of 121031230233130 is 31332032130121.

It is a junction number, because it is equal to n+sod(n) for n = 121031230233095 and 121031230233104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44727654 + ... + 47356366.

It is an arithmetic number, because the mean of its divisors is an integer number (7780593875472).

Almost surely, 2^{121031230233130} is an apocalyptic number.

121031230233130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121031230233130 is an abundant number, since it is smaller than the sum of its proper divisors (127947773781974).

121031230233130 is a wasteful number, since it uses less digits than its factorization.

121031230233130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3286470.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 121031230233130 its reverse (31332032130121), we get a palindrome (152363262363251).

The spelling of 121031230233130 in words is "one hundred twenty-one trillion, thirty-one billion, two hundred thirty million, two hundred thirty-three thousand, one hundred thirty".