121043432352244 has 6 divisors (see below), whose sum is σ = 211826006616434. Its totient is φ = 60521716176120.

The previous prime is 121043432352197. The next prime is 121043432352247. The reversal of 121043432352244 is 442253234340121.

It can be written as a sum of positive squares in only one way, i.e., 112866188822500 + 8177243529744 = 10623850^2 + 2859588^2 .

It is a super-2 number, since 2×121043432352244² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121043432352197 and 121043432352206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121043432352247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15130429044027 + ... + 15130429044034.

Almost surely, 2^{121043432352244} is an apocalyptic number.

It is an amenable number.

121043432352244 is a deficient number, since it is larger than the sum of its proper divisors (90782574264190).

121043432352244 is a wasteful number, since it uses less digits than its factorization.

121043432352244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30260858088065 (or 30260858088063 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 121043432352244 its reverse (442253234340121), we get a palindrome (563296666692365).

The spelling of 121043432352244 in words is "one hundred twenty-one trillion, forty-three billion, four hundred thirty-two million, three hundred fifty-two thousand, two hundred forty-four".