2153400043012 has 12 divisors (see below), whose sum is σ = 3791015645760. Its totient is φ = 1070252715656.

The previous prime is 2153400043009. The next prime is 2153400043033. The reversal of 2153400043012 is 2103400043512.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1611825712 + ... + 1611827047.

It is an arithmetic number, because the mean of its divisors is an integer number (315917970480).

Almost surely, 2^{2153400043012} is an apocalyptic number.

It is an amenable number.

2153400043012 is a deficient number, since it is larger than the sum of its proper divisors (1637615602748).

2153400043012 is a wasteful number, since it uses less digits than its factorization.

2153400043012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223652930 (or 3223652928 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 2153400043012 its reverse (2103400043512), we get a palindrome (4256800086524).

The spelling of 2153400043012 in words is "two trillion, one hundred fifty-three billion, four hundred million, forty-three thousand, twelve".