3123224402142 has 16 divisors (see below), whose sum is σ = 6726944866320. Its totient is φ = 960992123712.

The previous prime is 3123224402141. The next prime is 3123224402213. The reversal of 3123224402142 is 2412044223213.

It is a super-2 number, since 2×3123224402142² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123224402141) 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, 20020669167 + ... + 20020669322.

It is an arithmetic number, because the mean of its divisors is an integer number (420434054145).

Almost surely, 2^{3123224402142} is an apocalyptic number.

3123224402142 is an abundant number, since it is smaller than the sum of its proper divisors (3603720464178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3123224402142 is a wasteful number, since it uses less digits than its factorization.

3123224402142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40041338507.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 3123224402142 its reverse (2412044223213), we get a palindrome (5535268625355).

The spelling of 3123224402142 in words is "three trillion, one hundred twenty-three billion, two hundred twenty-four million, four hundred two thousand, one hundred forty-two".