121254045152244 has 96 divisors (see below), whose sum is σ = 291064202948736. Its totient is φ = 39271674900480.

The previous prime is 121254045152231. The next prime is 121254045152249. The reversal of 121254045152244 is 442251540452121.

It is a junction number, because it is equal to n+sod(n) for n = 121254045152196 and 121254045152205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121254045152249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 518557084 + ... + 518790860.

It is an arithmetic number, because the mean of its divisors is an integer number (3031918780716).

Almost surely, 2^{121254045152244} is an apocalyptic number.

It is an amenable number.

121254045152244 is an abundant number, since it is smaller than the sum of its proper divisors (169810157796492).

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

121254045152244 is a wasteful number, since it uses less digits than its factorization.

121254045152244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242465 (or 242463 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 42.

The spelling of 121254045152244 in words is "one hundred twenty-one trillion, two hundred fifty-four billion, forty-five million, one hundred fifty-two thousand, two hundred forty-four".