2104221022 has 4 divisors (see below), whose sum is σ = 3156331536. Its totient is φ = 1052110510.

The previous prime is 2104221013. The next prime is 2104221023. The reversal of 2104221022 is 2201224012.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2104221022² = 8855492218853448968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2104220987 and 2104221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104221023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526055254 + ... + 526055257.

It is an arithmetic number, because the mean of its divisors is an integer number (789082884).

Almost surely, 2^2104221022 is an apocalyptic number.

2104221022 is a deficient number, since it is larger than the sum of its proper divisors (1052110514).

2104221022 is a wasteful number, since it uses less digits than its factorization.

2104221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052110513.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2104221022 is about 45871.7889557405. The cubic root of 2104221022 is about 1281.4365832830.

Adding to 2104221022 its reverse (2201224012), we get a palindrome (4305445034).

The spelling of 2104221022 in words is "two billion, one hundred four million, two hundred twenty-one thousand, twenty-two".