22001030122 has 4 divisors (see below), whose sum is σ = 33001545186. Its totient is φ = 11000515060.

The previous prime is 22001030111. The next prime is 22001030143. The reversal of 22001030122 is 22103010022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21483058041 + 517972081 = 146571^2 + 22759^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500257529 + ... + 5500257532.

Almost surely, 2^22001030122 is an apocalyptic number.

22001030122 is a deficient number, since it is larger than the sum of its proper divisors (11000515064).

22001030122 is a wasteful number, since it uses less digits than its factorization.

22001030122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000515063.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 22001030122 its reverse (22103010022), we get a palindrome (44104040144).

The spelling of 22001030122 in words is "twenty-two billion, one million, thirty thousand, one hundred twenty-two".