10122211112021 has 8 divisors (see below), whose sum is σ = 10199102409600. Its totient is φ = 10045604071440.

The previous prime is 10122211112009. The next prime is 10122211112053. The reversal of 10122211112021 is 12021111222101.

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

It is a cyclic number.

It is not a de Polignac number, because 10122211112021 - 2²² = 10122206917717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122211192021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70992761 + ... + 71135198.

It is an arithmetic number, because the mean of its divisors is an integer number (1274887801200).

Almost surely, 2^{10122211112021} is an apocalyptic number.

It is an amenable number.

10122211112021 is a deficient number, since it is larger than the sum of its proper divisors (76891297579).

10122211112021 is a wasteful number, since it uses less digits than its factorization.

10122211112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142128499.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10122211112021 its reverse (12021111222101), we get a palindrome (22143322334122).

The spelling of 10122211112021 in words is "ten trillion, one hundred twenty-two billion, two hundred eleven million, one hundred twelve thousand, twenty-one".