202142423001 has 8 divisors (see below), whose sum is σ = 270571960224. Its totient is φ = 134237250560.

The previous prime is 202142422997. The next prime is 202142423003. The reversal of 202142423001 is 100324241202.

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

It is a cyclic number.

It is not a de Polignac number, because 202142423001 - 2² = 202142422997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202142423003) 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, 131090295 + ... + 131091836.

It is an arithmetic number, because the mean of its divisors is an integer number (33821495028).

Almost surely, 2^202142423001 is an apocalyptic number.

It is an amenable number.

202142423001 is a deficient number, since it is larger than the sum of its proper divisors (68429537223).

202142423001 is a wasteful number, since it uses less digits than its factorization.

202142423001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262182391.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 202142423001 its reverse (100324241202), we get a palindrome (302466664203).

The spelling of 202142423001 in words is "two hundred two billion, one hundred forty-two million, four hundred twenty-three thousand, one".