133322021131 has 24 divisors (see below), whose sum is σ = 145576037376. Its totient is φ = 122039704800.

The previous prime is 133322021089. The next prime is 133322021141. The reversal of 133322021131 is 131120223331.

It is not a de Polignac number, because 133322021131 - 2¹⁹ = 133321496843 is a prime.

It is a super-2 number, since 2×133322021131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133322021141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9904956 + ... + 9918406.

It is an arithmetic number, because the mean of its divisors is an integer number (6065668224).

Almost surely, 2^133322021131 is an apocalyptic number.

133322021131 is a deficient number, since it is larger than the sum of its proper divisors (12254016245).

133322021131 is a wasteful number, since it uses less digits than its factorization.

133322021131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13963 (or 13950 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 133322021131 its reverse (131120223331), we get a palindrome (264442244462).

The spelling of 133322021131 in words is "one hundred thirty-three billion, three hundred twenty-two million, twenty-one thousand, one hundred thirty-one".