22101021021202 has 8 divisors (see below), whose sum is σ = 33259516977456. Its totient is φ = 11014515362052.

The previous prime is 22101021021199. The next prime is 22101021021259. The reversal of 22101021021202 is 20212012010122.

It is a happy number.

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

It is a super-2 number, since 2×22101021021202² (a number of 27 digits) contains 22 as substring.

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, 17997573508 + ... + 17997574735.

It is an arithmetic number, because the mean of its divisors is an integer number (4157439622182).

Almost surely, 2^{22101021021202} is an apocalyptic number.

22101021021202 is a deficient number, since it is larger than the sum of its proper divisors (11158495956254).

22101021021202 is a wasteful number, since it uses less digits than its factorization.

22101021021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35995148552.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22101021021202 its reverse (20212012010122), we get a palindrome (42313033031324).

The spelling of 22101021021202 in words is "twenty-two trillion, one hundred one billion, twenty-one million, twenty-one thousand, two hundred two".