20142112162 has 32 divisors (see below), whose sum is σ = 30626262000. Its totient is φ = 9934675968.

The previous prime is 20142112147. The next prime is 20142112171. The reversal of 20142112162 is 26121124102.

It can be written as a sum of positive squares in 8 ways, for example, as 15190316001 + 4951796161 = 123249^2 + 70369^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44859714 + ... + 44860162.

Almost surely, 2^20142112162 is an apocalyptic number.

20142112162 is a deficient number, since it is larger than the sum of its proper divisors (10484149838).

20142112162 is a wasteful number, since it uses less digits than its factorization.

20142112162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 20142112162 its reverse (26121124102), we get a palindrome (46263236264).

The spelling of 20142112162 in words is "twenty billion, one hundred forty-two million, one hundred twelve thousand, one hundred sixty-two".