2101120020022 has 16 divisors (see below), whose sum is σ = 3254731167744. Its totient is φ = 1016238465000.

The previous prime is 2101120020001. The next prime is 2101120020023. The reversal of 2101120020022 is 2200200211012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2101120019984 and 2101120020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101120020023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7061604 + ... + 7353127.

It is an arithmetic number, because the mean of its divisors is an integer number (203420697984).

Almost surely, 2^{2101120020022} is an apocalyptic number.

2101120020022 is a deficient number, since it is larger than the sum of its proper divisors (1153611147722).

2101120020022 is a wasteful number, since it uses less digits than its factorization.

2101120020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14417115.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2101120020022 its reverse (2200200211012), we get a palindrome (4301320231034).

The spelling of 2101120020022 in words is "two trillion, one hundred one billion, one hundred twenty million, twenty thousand, twenty-two".