121161224141150 has 24 divisors (see below), whose sum is σ = 226005607241400. Its totient is φ = 48325622916960.

The previous prime is 121161224141141. The next prime is 121161224141171. The reversal of 121161224141150 is 51141422161121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3471650864 + ... + 3471685763.

It is an arithmetic number, because the mean of its divisors is an integer number (9416900301725).

Almost surely, 2^{121161224141150} is an apocalyptic number.

121161224141150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121161224141150 is a deficient number, since it is larger than the sum of its proper divisors (104844383100250).

121161224141150 is a wasteful number, since it uses less digits than its factorization.

121161224141150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6943336988 (or 6943336983 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 32.

The spelling of 121161224141150 in words is "one hundred twenty-one trillion, one hundred sixty-one billion, two hundred twenty-four million, one hundred forty-one thousand, one hundred fifty".