121166270574452 has 12 divisors (see below), whose sum is σ = 219352731212580. Its totient is φ = 58494061656576.

The previous prime is 121166270574449. The next prime is 121166270574469. The reversal of 121166270574452 is 254475072661121.

121166270574452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48337729021156 + 72828541553296 = 6952534^2 + 8533964^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121166270574394 and 121166270574403.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 522268407533 + ... + 522268407764.

It is an arithmetic number, because the mean of its divisors is an integer number (18279394267715).

Almost surely, 2^{121166270574452} is an apocalyptic number.

It is an amenable number.

121166270574452 is a deficient number, since it is larger than the sum of its proper divisors (98186460638128).

121166270574452 is a wasteful number, since it uses less digits than its factorization.

121166270574452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044536815330 (or 1044536815328 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 121166270574452 in words is "one hundred twenty-one trillion, one hundred sixty-six billion, two hundred seventy million, five hundred seventy-four thousand, four hundred fifty-two".