541512140222120 has 32 divisors (see below), whose sum is σ = 1224587098845000. Its totient is φ = 215505339049728.

The previous prime is 541512140222117. The next prime is 541512140222147. The reversal of 541512140222120 is 21222041215145.

It can be written as a sum of positive squares in 4 ways, for example, as 451840747850116 + 89671392372004 = 21256546^2 + 9469498^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34359899495 + ... + 34359915254.

Almost surely, 2^{541512140222120} is an apocalyptic number.

It is an amenable number.

541512140222120 is an abundant number, since it is smaller than the sum of its proper divisors (683074958622880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

541512140222120 is a wasteful number, since it uses less digits than its factorization.

541512140222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68719814957 (or 68719814953 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

Adding to 541512140222120 its reverse (21222041215145), we get a palindrome (562734181437265).

The spelling of 541512140222120 in words is "five hundred forty-one trillion, five hundred twelve billion, one hundred forty million, two hundred twenty-two thousand, one hundred twenty".