220426230142 has 8 divisors (see below), whose sum is σ = 331447755600. Its totient is φ = 109943644944.

The previous prime is 220426230131. The next prime is 220426230191. The reversal of 220426230142 is 241032624022.

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

It is a super-2 number, since 2×220426230142² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220426230142.

It is a congruent number.

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, 134734042 + ... + 134735677.

It is an arithmetic number, because the mean of its divisors is an integer number (41430969450).

Almost surely, 2^220426230142 is an apocalyptic number.

220426230142 is a deficient number, since it is larger than the sum of its proper divisors (111021525458).

220426230142 is a wasteful number, since it uses less digits than its factorization.

220426230142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269470130.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 220426230142 its reverse (241032624022), we get a palindrome (461458854164).

The spelling of 220426230142 in words is "two hundred twenty billion, four hundred twenty-six million, two hundred thirty thousand, one hundred forty-two".