121422301131 has 4 divisors (see below), whose sum is σ = 161896401512. Its totient is φ = 80948200752.

The previous prime is 121422301123. The next prime is 121422301141. The reversal of 121422301131 is 131103224121.

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

It is not a de Polignac number, because 121422301131 - 2³ = 121422301123 is a prime.

It is a super-2 number, since 2×121422301131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121422301098 and 121422301107.

It is not an unprimeable number, because it can be changed into a prime (121422301141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20237050186 + ... + 20237050191.

It is an arithmetic number, because the mean of its divisors is an integer number (40474100378).

Almost surely, 2^121422301131 is an apocalyptic number.

121422301131 is a deficient number, since it is larger than the sum of its proper divisors (40474100381).

121422301131 is an equidigital number, since it uses as much as digits as its factorization.

121422301131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40474100380.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 121422301131 its reverse (131103224121), we get a palindrome (252525525252).

The spelling of 121422301131 in words is "one hundred twenty-one billion, four hundred twenty-two million, three hundred one thousand, one hundred thirty-one".