2142125134012 has 6 divisors (see below), whose sum is σ = 3748718984528. Its totient is φ = 1071062567004.

The previous prime is 2142125134007. The next prime is 2142125134099. The reversal of 2142125134012 is 2104315212412.

It is a happy number.

It is a super-2 number, since 2×2142125134012² (a number of 25 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 as a sum of consecutive naturals, namely, 267765641748 + ... + 267765641755.

Almost surely, 2^{2142125134012} is an apocalyptic number.

It is an amenable number.

2142125134012 is a deficient number, since it is larger than the sum of its proper divisors (1606593850516).

2142125134012 is a wasteful number, since it uses less digits than its factorization.

2142125134012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535531283507 (or 535531283505 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 2142125134012 in words is "two trillion, one hundred forty-two billion, one hundred twenty-five million, one hundred thirty-four thousand, twelve".