22212120021202 has 8 divisors (see below), whose sum is σ = 33787450173312. Its totient is φ = 10949636630100.

The previous prime is 22212120021193. The next prime is 22212120021277. The reversal of 22212120021202 is 20212002121222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22212120021202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78211690074 + ... + 78211690357.

It is an arithmetic number, because the mean of its divisors is an integer number (4223431271664).

Almost surely, 2^{22212120021202} is an apocalyptic number.

22212120021202 is a deficient number, since it is larger than the sum of its proper divisors (11575330152110).

22212120021202 is a wasteful number, since it uses less digits than its factorization.

22212120021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156423380504.

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

Adding to 22212120021202 its reverse (20212002121222), we get a palindrome (42424122142424).

The spelling of 22212120021202 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty million, twenty-one thousand, two hundred two".