220431251242433 has 8 divisors (see below), whose sum is σ = 274823378172480. Its totient is φ = 171764611357680.

The previous prime is 220431251242403. The next prime is 220431251242439. The reversal of 220431251242433 is 334242152134022.

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

It is not a de Polignac number, because 220431251242433 - 2¹² = 220431251238337 is a prime.

It is a super-2 number, since 2×220431251242433² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220431251242439) 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, 1431371761238 + ... + 1431371761391.

It is an arithmetic number, because the mean of its divisors is an integer number (34352922271560).

Almost surely, 2^{220431251242433} is an apocalyptic number.

It is an amenable number.

220431251242433 is a deficient number, since it is larger than the sum of its proper divisors (54392126930047).

220431251242433 is a wasteful number, since it uses less digits than its factorization.

220431251242433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862743522647.

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 220431251242433 in words is "two hundred twenty trillion, four hundred thirty-one billion, two hundred fifty-one million, two hundred forty-two thousand, four hundred thirty-three".