22021121102102 has 8 divisors (see below), whose sum is σ = 33031702389816. Its totient is φ = 11010553638832.

The previous prime is 22021121102047. The next prime is 22021121102107. The reversal of 22021121102102 is 20120112112022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021121102107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2767898 + ... + 7190514.

It is an arithmetic number, because the mean of its divisors is an integer number (4128962798727).

Almost surely, 2^{22021121102102} is an apocalyptic number.

22021121102102 is a deficient number, since it is larger than the sum of its proper divisors (11010581287714).

22021121102102 is a wasteful number, since it uses less digits than its factorization.

22021121102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6912222.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22021121102102 its reverse (20120112112022), we get a palindrome (42141233214124).

The spelling of 22021121102102 in words is "twenty-two trillion, twenty-one billion, one hundred twenty-one million, one hundred two thousand, one hundred two".