2210221101042 has 48 divisors (see below), whose sum is σ = 4799797303392. Its totient is φ = 735051865920.

The previous prime is 2210221101041. The next prime is 2210221101113. The reversal of 2210221101042 is 2401011220122.

2210221101042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2210221101041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18123313 + ... + 18244859.

It is an arithmetic number, because the mean of its divisors is an integer number (99995777154).

Almost surely, 2^{2210221101042} is an apocalyptic number.

2210221101042 is an abundant number, since it is smaller than the sum of its proper divisors (2589576202350).

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

2210221101042 is a wasteful number, since it uses less digits than its factorization.

2210221101042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123863 (or 123860 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2210221101042 its reverse (2401011220122), we get a palindrome (4611232321164).

The spelling of 2210221101042 in words is "two trillion, two hundred ten billion, two hundred twenty-one million, one hundred one thousand, forty-two".