122231000133 has 48 divisors (see below), whose sum is σ = 200844326592. Its totient is φ = 73669824000.

The previous prime is 122231000131. The next prime is 122231000137. The reversal of 122231000133 is 331000132221.

122231000133 is a `hidden beast` number, since 1 + 222 + 310 + 0 + 0 + 133 = 666.

It is not a de Polignac number, because 122231000133 - 2¹ = 122231000131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122231000131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 357493 + ... + 610133.

It is an arithmetic number, because the mean of its divisors is an integer number (4184256804).

Almost surely, 2^122231000133 is an apocalyptic number.

It is an amenable number.

122231000133 is a deficient number, since it is larger than the sum of its proper divisors (78613326459).

122231000133 is a wasteful number, since it uses less digits than its factorization.

122231000133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252848 (or 252836 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 122231000133 its reverse (331000132221), we get a palindrome (453231132354).

The spelling of 122231000133 in words is "one hundred twenty-two billion, two hundred thirty-one million, one hundred thirty-three", and thus it is an aban number.