2151154302112 has 12 divisors (see below), whose sum is σ = 4235085032346. Its totient is φ = 1075577151040.

The previous prime is 2151154302097. The next prime is 2151154302119. The reversal of 2151154302112 is 2112034511512.

It can be written as a sum of positive squares in only one way, i.e., 1164318689296 + 986835612816 = 1079036^2 + 993396^2 .

It is not an unprimeable number, because it can be changed into a prime (2151154302119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33611785939 + ... + 33611786002.

Almost surely, 2^{2151154302112} is an apocalyptic number.

It is an amenable number.

2151154302112 is a deficient number, since it is larger than the sum of its proper divisors (2083930730234).

2151154302112 is an equidigital number, since it uses as much as digits as its factorization.

2151154302112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67223571951 (or 67223571943 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 2151154302112 its reverse (2112034511512), we get a palindrome (4263188813624).

The spelling of 2151154302112 in words is "two trillion, one hundred fifty-one billion, one hundred fifty-four million, three hundred two thousand, one hundred twelve".