29502421212 has 48 divisors (see below), whose sum is σ = 75168076032. Its totient is φ = 8931674880.

The previous prime is 29502421181. The next prime is 29502421229. The reversal of 29502421212 is 21212420592.

It is a self number, because there is not a number n which added to its sum of digits gives 29502421212.

It is a congruent number.

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, 35188 + ... + 245444.

It is an arithmetic number, because the mean of its divisors is an integer number (1566001584).

Almost surely, 2^29502421212 is an apocalyptic number.

29502421212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

29502421212 is an abundant number, since it is smaller than the sum of its proper divisors (45665654820).

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

29502421212 is a wasteful number, since it uses less digits than its factorization.

29502421212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211338 (or 211336 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 29502421212 in words is "twenty-nine billion, five hundred two million, four hundred twenty-one thousand, two hundred twelve".