20221211210094 has 16 divisors (see below), whose sum is σ = 44936024911440. Its totient is φ = 6740403736680.

The previous prime is 20221211210021. The next prime is 20221211210117. The reversal of 20221211210094 is 49001211212202.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187233437077 + ... + 187233437184.

It is an arithmetic number, because the mean of its divisors is an integer number (2808501556965).

Almost surely, 2^{20221211210094} is an apocalyptic number.

20221211210094 is an abundant number, since it is smaller than the sum of its proper divisors (24714813701346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20221211210094 is a wasteful number, since it uses less digits than its factorization.

20221211210094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374466874272 (or 374466874266 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

Adding to 20221211210094 its reverse (49001211212202), we get a palindrome (69222422422296).

The spelling of 20221211210094 in words is "twenty trillion, two hundred twenty-one billion, two hundred eleven million, two hundred ten thousand, ninety-four".