1001101920022 has 16 divisors (see below), whose sum is σ = 1580787172800. Its totient is φ = 474176193480.

The previous prime is 1001101920011. The next prime is 1001101920031. The reversal of 1001101920022 is 2200291011001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 217872 + ... + 1431667.

It is an arithmetic number, because the mean of its divisors is an integer number (98799198300).

Almost surely, 2^{1001101920022} is an apocalyptic number.

1001101920022 is a deficient number, since it is larger than the sum of its proper divisors (579685252778).

1001101920022 is a wasteful number, since it uses less digits than its factorization.

1001101920022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665531.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1001101920022 its reverse (2200291011001), we get a palindrome (3201392931023).

The spelling of 1001101920022 in words is "one trillion, one billion, one hundred one million, nine hundred twenty thousand, twenty-two".