2210121221094 has 48 divisors (see below), whose sum is σ = 5059648640592. Its totient is φ = 722806931808.

The previous prime is 2210121221057. The next prime is 2210121221137. The reversal of 2210121221094 is 4901221210122.

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 23 ways as a sum of consecutive naturals, for example, 42875889 + ... + 42927404.

It is an arithmetic number, because the mean of its divisors is an integer number (105409346679).

Almost surely, 2^{2210121221094} is an apocalyptic number.

2210121221094 is an abundant number, since it is smaller than the sum of its proper divisors (2849527419498).

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

2210121221094 is an equidigital number, since it uses as much as digits as its factorization.

2210121221094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85803363 (or 85803351 counting only the distinct ones).

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

The spelling of 2210121221094 in words is "two trillion, two hundred ten billion, one hundred twenty-one million, two hundred twenty-one thousand, ninety-four".