22221001030 has 32 divisors (see below), whose sum is σ = 42110863200. Its totient is φ = 8419007232.

The previous prime is 22221001007. The next prime is 22221001039. The reversal of 22221001030 is 3010012222.

It is a super-3 number, since 3×22221001030³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 22221001030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22221001039) 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, 1709034 + ... + 1721986.

It is an arithmetic number, because the mean of its divisors is an integer number (1315964475).

Almost surely, 2^22221001030 is an apocalyptic number.

22221001030 is a deficient number, since it is larger than the sum of its proper divisors (19889862170).

22221001030 is a wasteful number, since it uses less digits than its factorization.

22221001030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22008.

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

Adding to 22221001030 its reverse (3010012222), we get a palindrome (25231013252).

The spelling of 22221001030 in words is "twenty-two billion, two hundred twenty-one million, one thousand, thirty".