22120101000002 has 8 divisors (see below), whose sum is σ = 33322555584396. Its totient is φ = 11012582471872.

The previous prime is 22120100999993. The next prime is 22120101000007. The reversal of 22120101000002 is 20000010102122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22022644023241 + 97456976761 = 4692829^2 + 312181^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22120101000007) 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, 23734013483 + ... + 23734014414.

Almost surely, 2^{22120101000002} is an apocalyptic number.

22120101000002 is a deficient number, since it is larger than the sum of its proper divisors (11202454584394).

22120101000002 is a wasteful number, since it uses less digits than its factorization.

22120101000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47468028132.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22120101000002 its reverse (20000010102122), we get a palindrome (42120111102124).

The spelling of 22120101000002 in words is "twenty-two trillion, one hundred twenty billion, one hundred one million, two", and thus it is an aban number.