121133022213 has 16 divisors (see below), whose sum is σ = 188066365056. Its totient is φ = 67912852800.

The previous prime is 121133022203. The next prime is 121133022221. The reversal of 121133022213 is 312220331121.

It is not a de Polignac number, because 121133022213 - 2⁸ = 121133021957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 121133022213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121133022203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54416238 + ... + 54418463.

It is an arithmetic number, because the mean of its divisors is an integer number (11754147816).

Almost surely, 2^121133022213 is an apocalyptic number.

It is an amenable number.

121133022213 is a deficient number, since it is larger than the sum of its proper divisors (66933342843).

121133022213 is a wasteful number, since it uses less digits than its factorization.

121133022213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108834764.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121133022213 its reverse (312220331121), we get a palindrome (433353353334).

The spelling of 121133022213 in words is "one hundred twenty-one billion, one hundred thirty-three million, twenty-two thousand, two hundred thirteen".