220311024142 has 16 divisors (see below), whose sum is σ = 362097101952. Its totient is φ = 99700220920.

The previous prime is 220311024077. The next prime is 220311024149. The reversal of 220311024142 is 241420113022.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220311024149) 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, 22052578 + ... + 22062565.

It is an arithmetic number, because the mean of its divisors is an integer number (22631068872).

Almost surely, 2^220311024142 is an apocalyptic number.

220311024142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220311024142 is a deficient number, since it is larger than the sum of its proper divisors (141786077810).

220311024142 is a wasteful number, since it uses less digits than its factorization.

220311024142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44115383.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 220311024142 its reverse (241420113022), we get a palindrome (461731137164).

The spelling of 220311024142 in words is "two hundred twenty billion, three hundred eleven million, twenty-four thousand, one hundred forty-two".