22021701152152 has 32 divisors (see below), whose sum is σ = 44467477135200. Its totient is φ = 10163729366784.

The previous prime is 22021701152149. The next prime is 22021701152167. The reversal of 22021701152152 is 25125110712022.

It is a super-2 number, since 2×22021701152152² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6856348 + ... + 9542164.

It is an arithmetic number, because the mean of its divisors is an integer number (1389608660475).

Almost surely, 2^{22021701152152} is an apocalyptic number.

It is an amenable number.

22021701152152 is an abundant number, since it is smaller than the sum of its proper divisors (22445775983048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22021701152152 is a wasteful number, since it uses less digits than its factorization.

22021701152152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764675 (or 2764671 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 31.

Adding to 22021701152152 its reverse (25125110712022), we get a palindrome (47146811864174).

The spelling of 22021701152152 in words is "twenty-two trillion, twenty-one billion, seven hundred one million, one hundred fifty-two thousand, one hundred fifty-two".