2100001120022 has 16 divisors (see below), whose sum is σ = 3570852107760. Its totient is φ = 918219112992.

The previous prime is 2100001120001. The next prime is 2100001120039. The reversal of 2100001120022 is 2200211000012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2100001119985 and 2100001120012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2125506713 + ... + 2125507700.

It is an arithmetic number, because the mean of its divisors is an integer number (223178256735).

Almost surely, 2^{2100001120022} is an apocalyptic number.

2100001120022 is a deficient number, since it is larger than the sum of its proper divisors (1470850987738).

2100001120022 is a wasteful number, since it uses less digits than its factorization.

2100001120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4251014447.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2100001120022 its reverse (2200211000012), we get a palindrome (4300212120034).

The spelling of 2100001120022 in words is "two trillion, one hundred billion, one million, one hundred twenty thousand, twenty-two".