2312223144142 has 16 divisors (see below), whose sum is σ = 3672491722272. Its totient is φ = 1088064322560.

The previous prime is 2312223144113. The next prime is 2312223144233. The reversal of 2312223144142 is 2414413222132.

It is a super-2 number, since 2×2312223144142² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338883 + ... + 2176990.

It is an arithmetic number, because the mean of its divisors is an integer number (229530732642).

Almost surely, 2^{2312223144142} is an apocalyptic number.

2312223144142 is a deficient number, since it is larger than the sum of its proper divisors (1360268578130).

2312223144142 is a wasteful number, since it uses less digits than its factorization.

2312223144142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542923.

The product of its digits is 18432, while the sum is 31.

Adding to 2312223144142 its reverse (2414413222132), we get a palindrome (4726636366274).

The spelling of 2312223144142 in words is "two trillion, three hundred twelve billion, two hundred twenty-three million, one hundred forty-four thousand, one hundred forty-two".