2101211020022 has 8 divisors (see below), whose sum is σ = 3151822965672. Its totient is φ = 1050603364800.

The previous prime is 2101211020001. The next prime is 2101211020031. The reversal of 2101211020022 is 2200201121012.

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

It is a junction number, because it is equal to n+sod(n) for n = 2101211019979 and 2101211020006.

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, 818822 + ... + 2207462.

It is an arithmetic number, because the mean of its divisors is an integer number (393977870709).

Almost surely, 2^{2101211020022} is an apocalyptic number.

2101211020022 is a deficient number, since it is larger than the sum of its proper divisors (1050611945650).

2101211020022 is a wasteful number, since it uses less digits than its factorization.

2101211020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145214.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2101211020022 its reverse (2200201121012), we get a palindrome (4301412141034).

The spelling of 2101211020022 in words is "two trillion, one hundred one billion, two hundred eleven million, twenty thousand, twenty-two".