22212122021002 has 8 divisors (see below), whose sum is σ = 33318246801312. Its totient is φ = 11106039753900.

The previous prime is 22212122020973. The next prime is 22212122021027. The reversal of 22212122021002 is 20012022121222.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9288324 + ... + 11432287.

It is an arithmetic number, because the mean of its divisors is an integer number (4164780850164).

Almost surely, 2^{22212122021002} is an apocalyptic number.

22212122021002 is a deficient number, since it is larger than the sum of its proper divisors (11106124780310).

22212122021002 is a wasteful number, since it uses less digits than its factorization.

22212122021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21256604.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22212122021002 its reverse (20012022121222), we get a palindrome (42224144142224).

The spelling of 22212122021002 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty-two million, twenty-one thousand, two".