20142602241 has 4 divisors (see below), whose sum is σ = 26856802992. Its totient is φ = 13428401492.

The previous prime is 20142602237. The next prime is 20142602257. The reversal of 20142602241 is 14220624102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20142602241 - 2² = 20142602237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20142602741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3357100371 + ... + 3357100376.

It is an arithmetic number, because the mean of its divisors is an integer number (6714200748).

Almost surely, 2^20142602241 is an apocalyptic number.

It is an amenable number.

20142602241 is a deficient number, since it is larger than the sum of its proper divisors (6714200751).

20142602241 is an equidigital number, since it uses as much as digits as its factorization.

20142602241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714200750.

The product of its (nonzero) digits is 1536, while the sum is 24.

The spelling of 20142602241 in words is "twenty billion, one hundred forty-two million, six hundred two thousand, two hundred forty-one".