22120230029 has 4 divisors (see below), whose sum is σ = 22450382784. Its totient is φ = 21790077276.

The previous prime is 22120230007. The next prime is 22120230047. The reversal of 22120230029 is 92003202122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22120230029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22120229986 and 22120230013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120230089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165076277 + ... + 165076410.

It is an arithmetic number, because the mean of its divisors is an integer number (5612595696).

Almost surely, 2^22120230029 is an apocalyptic number.

It is an amenable number.

22120230029 is a deficient number, since it is larger than the sum of its proper divisors (330152755).

22120230029 is an equidigital number, since it uses as much as digits as its factorization.

22120230029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330152754.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 22120230029 in words is "twenty-two billion, one hundred twenty million, two hundred thirty thousand, twenty-nine".