10231421202 has 48 divisors (see below), whose sum is σ = 24341440032. Its totient is φ = 3209855040.

The previous prime is 10231421173. The next prime is 10231421227. The reversal of 10231421202 is 20212413201.

It is a happy number.

10231421202 is a `hidden beast` number, since 10 + 2 + 31 + 421 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 610924 + ... + 627447.

It is an arithmetic number, because the mean of its divisors is an integer number (507113334).

Almost surely, 2^10231421202 is an apocalyptic number.

10231421202 is an abundant number, since it is smaller than the sum of its proper divisors (14110018830).

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

10231421202 is a wasteful number, since it uses less digits than its factorization.

10231421202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238405 (or 1238393 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10231421202 its reverse (20212413201), we get a palindrome (30443834403).

The spelling of 10231421202 in words is "ten billion, two hundred thirty-one million, four hundred twenty-one thousand, two hundred two".