121040130222143 has 32 divisors (see below), whose sum is σ = 136675360419840. Its totient is φ = 106181199523840.

The previous prime is 121040130222119. The next prime is 121040130222161. The reversal of 121040130222143 is 341222031040121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 121040130222143 - 2³⁰ = 121039056480319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121040130222043) 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, 6346141055 + ... + 6346160127.

It is an arithmetic number, because the mean of its divisors is an integer number (4271105013120).

Almost surely, 2^{121040130222143} is an apocalyptic number.

121040130222143 is a deficient number, since it is larger than the sum of its proper divisors (15635230197697).

121040130222143 is a wasteful number, since it uses less digits than its factorization.

121040130222143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29479.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 121040130222143 its reverse (341222031040121), we get a palindrome (462262161262264).

The spelling of 121040130222143 in words is "one hundred twenty-one trillion, forty billion, one hundred thirty million, two hundred twenty-two thousand, one hundred forty-three".