21222133132030 has 64 divisors (see below), whose sum is σ = 41070743055360. Its totient is φ = 7870034784384.

The previous prime is 21222133131943. The next prime is 21222133132051. The reversal of 21222133132030 is 3023133122212.

It is a junction number, because it is equal to n+sod(n) for n = 21222133131986 and 21222133132004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77974864 + ... + 78246556.

It is an arithmetic number, because the mean of its divisors is an integer number (641730360240).

Almost surely, 2^{21222133132030} is an apocalyptic number.

21222133132030 is a deficient number, since it is larger than the sum of its proper divisors (19848609923330).

21222133132030 is a wasteful number, since it uses less digits than its factorization.

21222133132030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280513.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 21222133132030 its reverse (3023133122212), we get a palindrome (24245266254242).

The spelling of 21222133132030 in words is "twenty-one trillion, two hundred twenty-two billion, one hundred thirty-three million, one hundred thirty-two thousand, thirty".