121102211332131 has 4 divisors (see below), whose sum is σ = 161469615109512. Its totient is φ = 80734807554752.

The previous prime is 121102211332087. The next prime is 121102211332183. The reversal of 121102211332131 is 131233112201121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121102211332131 - 2¹³ = 121102211323939 is a prime.

It is a super-2 number, since 2×121102211332131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121102211332631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20183701888686 + ... + 20183701888691.

It is an arithmetic number, because the mean of its divisors is an integer number (40367403777378).

Almost surely, 2^{121102211332131} is an apocalyptic number.

121102211332131 is a deficient number, since it is larger than the sum of its proper divisors (40367403777381).

121102211332131 is an equidigital number, since it uses as much as digits as its factorization.

121102211332131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40367403777380.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 121102211332131 its reverse (131233112201121), we get a palindrome (252335323533252).

The spelling of 121102211332131 in words is "one hundred twenty-one trillion, one hundred two billion, two hundred eleven million, three hundred thirty-two thousand, one hundred thirty-one".