22102021201202 has 4 divisors (see below), whose sum is σ = 33153031801806. Its totient is φ = 11051010600600.

The previous prime is 22102021201199. The next prime is 22102021201223. The reversal of 22102021201202 is 20210212020122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21490558195681 + 611463005521 = 4635791^2 + 781961^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525505300299 + ... + 5525505300302.

Almost surely, 2^{22102021201202} is an apocalyptic number.

22102021201202 is a deficient number, since it is larger than the sum of its proper divisors (11051010600604).

22102021201202 is a wasteful number, since it uses less digits than its factorization.

22102021201202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11051010600603.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22102021201202 its reverse (20210212020122), we get a palindrome (42312233221324).

The spelling of 22102021201202 in words is "twenty-two trillion, one hundred two billion, twenty-one million, two hundred one thousand, two hundred two".