22212110111002 has 8 divisors (see below), whose sum is σ = 38077903047456. Its totient is φ = 9519475761852.

The previous prime is 22212110110943. The next prime is 22212110111003. The reversal of 22212110111002 is 20011101121222.

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

It is a super-2 number, since 2×22212110111002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22212110111003) 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, 793289646808 + ... + 793289646835.

It is an arithmetic number, because the mean of its divisors is an integer number (4759737880932).

Almost surely, 2^{22212110111002} is an apocalyptic number.

22212110111002 is a deficient number, since it is larger than the sum of its proper divisors (15865792936454).

22212110111002 is a wasteful number, since it uses less digits than its factorization.

22212110111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586579293652.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22212110111002 its reverse (20011101121222), we get a palindrome (42223211232224).

The spelling of 22212110111002 in words is "twenty-two trillion, two hundred twelve billion, one hundred ten million, one hundred eleven thousand, two".