202242022423 has 8 divisors (see below), whose sum is σ = 231238201248. Its totient is φ = 173271958944.

The previous prime is 202242022397. The next prime is 202242022439. The reversal of 202242022423 is 324220242202.

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

It is not a de Polignac number, because 202242022423 - 2²⁵ = 202208467991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202242022123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6512236 + ... + 6543217.

It is an arithmetic number, because the mean of its divisors is an integer number (28904775156).

Almost surely, 2^202242022423 is an apocalyptic number.

202242022423 is a deficient number, since it is larger than the sum of its proper divisors (28996178825).

202242022423 is a wasteful number, since it uses less digits than its factorization.

202242022423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13057673.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 202242022423 its reverse (324220242202), we get a palindrome (526462264625).

The spelling of 202242022423 in words is "two hundred two billion, two hundred forty-two million, twenty-two thousand, four hundred twenty-three".