12021123133210 has 64 divisors (see below), whose sum is σ = 21868866933120. Its totient is φ = 4757403248640.

The previous prime is 12021123133207. The next prime is 12021123133291. The reversal of 12021123133210 is 1233132112021.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 815702962 + ... + 815717698.

It is an arithmetic number, because the mean of its divisors is an integer number (341701045830).

Almost surely, 2^{12021123133210} is an apocalyptic number.

12021123133210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021123133210 is a deficient number, since it is larger than the sum of its proper divisors (9847743799910).

12021123133210 is a wasteful number, since it uses less digits than its factorization.

12021123133210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16831.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12021123133210 its reverse (1233132112021), we get a palindrome (13254255245231).

The spelling of 12021123133210 in words is "twelve trillion, twenty-one billion, one hundred twenty-three million, one hundred thirty-three thousand, two hundred ten".