202143110402 has 16 divisors (see below), whose sum is σ = 312526050624. Its totient is φ = 98014434000.

The previous prime is 202143110369. The next prime is 202143110419. The reversal of 202143110402 is 204011341202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11659724 + ... + 11677047.

It is an arithmetic number, because the mean of its divisors is an integer number (19532878164).

Almost surely, 2^202143110402 is an apocalyptic number.

202143110402 is a deficient number, since it is larger than the sum of its proper divisors (110382940222).

202143110402 is a wasteful number, since it uses less digits than its factorization.

202143110402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23336905.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 202143110402 its reverse (204011341202), we get a palindrome (406154451604).

The spelling of 202143110402 in words is "two hundred two billion, one hundred forty-three million, one hundred ten thousand, four hundred two".