101021222101099 has 4 divisors (see below), whose sum is σ = 101466249511464. Its totient is φ = 100576194690736.

The previous prime is 101021222101097. The next prime is 101021222101127. The reversal of 101021222101099 is 990101222120101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101021222101099 - 2¹ = 101021222101097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101021222101099.

It is not an unprimeable number, because it can be changed into a prime (101021222101097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222513704842 + ... + 222513705295.

It is an arithmetic number, because the mean of its divisors is an integer number (25366562377866).

Almost surely, 2^{101021222101099} is an apocalyptic number.

101021222101099 is a deficient number, since it is larger than the sum of its proper divisors (445027410365).

101021222101099 is an equidigital number, since it uses as much as digits as its factorization.

101021222101099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445027410364.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 101021222101099 in words is "one hundred one trillion, twenty-one billion, two hundred twenty-two million, one hundred one thousand, ninety-nine".