2029121204 has 24 divisors (see below), whose sum is σ = 3878564256. Its totient is φ = 921188000.

The previous prime is 2029121191. The next prime is 2029121243. The reversal of 2029121204 is 4021219202.

It is a self number, because there is not a number n which added to its sum of digits gives 2029121204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8039 + ... + 64209.

It is an arithmetic number, because the mean of its divisors is an integer number (161606844).

Almost surely, 2^2029121204 is an apocalyptic number.

It is an amenable number.

2029121204 is a deficient number, since it is larger than the sum of its proper divisors (1849443052).

2029121204 is a wasteful number, since it uses less digits than its factorization.

2029121204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57007 (or 57005 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2029121204 is about 45045.7678811229. The cubic root of 2029121204 is about 1266.0066776292.

The spelling of 2029121204 in words is "two billion, twenty-nine million, one hundred twenty-one thousand, two hundred four".