121440402410411 has 16 divisors (see below), whose sum is σ = 142005113155584. Its totient is φ = 101706364736064.

The previous prime is 121440402410407. The next prime is 121440402410413. The reversal of 121440402410411 is 114014204044121.

It is a cyclic number.

It is not a de Polignac number, because 121440402410411 - 2² = 121440402410407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121440402410413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1110470795 + ... + 1110580148.

It is an arithmetic number, because the mean of its divisors is an integer number (8875319572224).

Almost surely, 2^{121440402410411} is an apocalyptic number.

121440402410411 is a deficient number, since it is larger than the sum of its proper divisors (20564710745173).

121440402410411 is a wasteful number, since it uses less digits than its factorization.

121440402410411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221051130.

The product of its (nonzero) digits is 4096, while the sum is 29.

Adding to 121440402410411 its reverse (114014204044121), we get a palindrome (235454606454532).

The spelling of 121440402410411 in words is "one hundred twenty-one trillion, four hundred forty billion, four hundred two million, four hundred ten thousand, four hundred eleven".