2101221112022 has 8 divisors (see below), whose sum is σ = 3151874920296. Its totient is φ = 1050596138592.

The previous prime is 2101221111967. The next prime is 2101221112049. The reversal of 2101221112022 is 2202111221012.

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

It is a congruent number.

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, 7025603 + ... + 7318574.

It is an arithmetic number, because the mean of its divisors is an integer number (393984365037).

Almost surely, 2^{2101221112022} is an apocalyptic number.

2101221112022 is a deficient number, since it is larger than the sum of its proper divisors (1050653808274).

2101221112022 is a wasteful number, since it uses less digits than its factorization.

2101221112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14417422.

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

Adding to 2101221112022 its reverse (2202111221012), we get a palindrome (4303332333034).

The spelling of 2101221112022 in words is "two trillion, one hundred one billion, two hundred twenty-one million, one hundred twelve thousand, twenty-two".