202123250434 has 8 divisors (see below), whose sum is σ = 346497000768. Its totient is φ = 86624250180.

The previous prime is 202123250389. The next prime is 202123250471. The reversal of 202123250434 is 434052321202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7218687502 + ... + 7218687529.

It is an arithmetic number, because the mean of its divisors is an integer number (43312125096).

Almost surely, 2^202123250434 is an apocalyptic number.

202123250434 is a deficient number, since it is larger than the sum of its proper divisors (144373750334).

202123250434 is a wasteful number, since it uses less digits than its factorization.

202123250434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14437375040.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 202123250434 its reverse (434052321202), we get a palindrome (636175571636).

The spelling of 202123250434 in words is "two hundred two billion, one hundred twenty-three million, two hundred fifty thousand, four hundred thirty-four".