133012121131 has 2 divisors, whose sum is σ = 133012121132. Its totient is φ = 133012121130.

The previous prime is 133012121087. The next prime is 133012121213. The reversal of 133012121131 is 131121210331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133012121131 - 2²³ = 133003732523 is a prime.

It is a super-2 number, since 2×133012121131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133012121099 and 133012121108.

It is not a weakly prime, because it can be changed into another prime (133012125131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66506060565 + 66506060566.

It is an arithmetic number, because the mean of its divisors is an integer number (66506060566).

Almost surely, 2^133012121131 is an apocalyptic number.

133012121131 is a deficient number, since it is larger than the sum of its proper divisors (1).

133012121131 is an equidigital number, since it uses as much as digits as its factorization.

133012121131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 133012121131 its reverse (131121210331), we get a palindrome (264133331462).

The spelling of 133012121131 in words is "one hundred thirty-three billion, twelve million, one hundred twenty-one thousand, one hundred thirty-one".