22111021211203 has 8 divisors (see below), whose sum is σ = 22145420390400. Its totient is φ = 22076632163208.

The previous prime is 22111021211189. The next prime is 22111021211233. The reversal of 22111021211203 is 30211212011122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22111021211203 is a prime.

It is a super-2 number, since 2×22111021211203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22111021211233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1841400 + ... + 6900202.

It is an arithmetic number, because the mean of its divisors is an integer number (2768177548800).

Almost surely, 2^{22111021211203} is an apocalyptic number.

22111021211203 is a deficient number, since it is larger than the sum of its proper divisors (34399179197).

22111021211203 is an equidigital number, since it uses as much as digits as its factorization.

22111021211203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5065601.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 22111021211203 its reverse (30211212011122), we get a palindrome (52322233222325).

The spelling of 22111021211203 in words is "twenty-two trillion, one hundred eleven billion, twenty-one million, two hundred eleven thousand, two hundred three".