29229812120 has 32 divisors (see below), whose sum is σ = 65787735600. Its totient is φ = 11688252288.

The previous prime is 29229812111. The next prime is 29229812123. The reversal of 29229812120 is 2121892292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29229812123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16007 + ... + 242313.

Almost surely, 2^29229812120 is an apocalyptic number.

29229812120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29229812120 is an abundant number, since it is smaller than the sum of its proper divisors (36557923480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29229812120 is a wasteful number, since it uses less digits than its factorization.

29229812120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229547 (or 229543 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 29229812120 in words is "twenty-nine billion, two hundred twenty-nine million, eight hundred twelve thousand, one hundred twenty".