133211220210131 has 6 divisors (see below), whose sum is σ = 154959990856740. Its totient is φ = 114181045894356.

The previous prime is 133211220210121. The next prime is 133211220210157. The reversal of 133211220210131 is 131012022112331.

It is a happy number.

It is not a de Polignac number, because 133211220210131 - 2²⁶ = 133211153101267 is a prime.

It is a super-2 number, since 2×133211220210131² (a number of 29 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 = 133211220210097 and 133211220210106.

It is not an unprimeable number, because it can be changed into a prime (133211220210121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1359298165361 + ... + 1359298165458.

It is an arithmetic number, because the mean of its divisors is an integer number (25826665142790).

Almost surely, 2^{133211220210131} is an apocalyptic number.

133211220210131 is a deficient number, since it is larger than the sum of its proper divisors (21748770646609).

133211220210131 is an equidigital number, since it uses as much as digits as its factorization.

133211220210131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718596330833 (or 2718596330826 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 133211220210131 its reverse (131012022112331), we get a palindrome (264223242322462).

The spelling of 133211220210131 in words is "one hundred thirty-three trillion, two hundred eleven billion, two hundred twenty million, two hundred ten thousand, one hundred thirty-one".