10122201110021 has 32 divisors (see below), whose sum is σ = 13641170860800. Its totient is φ = 7253638087680.

The previous prime is 10122201109939. The next prime is 10122201110057. The reversal of 10122201110021 is 12001110222101.

It is a cyclic number.

It is not a de Polignac number, because 10122201110021 - 2²² = 10122196915717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10122201109978 and 10122201110005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122201110521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18526436 + ... + 19064973.

It is an arithmetic number, because the mean of its divisors is an integer number (426286589400).

Almost surely, 2^{10122201110021} is an apocalyptic number.

10122201110021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10122201110021 is a deficient number, since it is larger than the sum of its proper divisors (3518969750779).

10122201110021 is a wasteful number, since it uses less digits than its factorization.

10122201110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37591709.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10122201110021 its reverse (12001110222101), we get a palindrome (22123311332122).

The spelling of 10122201110021 in words is "ten trillion, one hundred twenty-two billion, two hundred one million, one hundred ten thousand, twenty-one".