1021111200022 has 8 divisors (see below), whose sum is σ = 1612280842200. Its totient is φ = 483684252624.

The previous prime is 1021111200007. The next prime is 1021111200023. The reversal of 1021111200022 is 2200021111201.

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

It is a junction number, because it is equal to n+sod(n) for n = 1021111199975 and 1021111200011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021111200023) 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, 13435673647 + ... + 13435673722.

It is an arithmetic number, because the mean of its divisors is an integer number (201535105275).

Almost surely, 2^{1021111200022} is an apocalyptic number.

1021111200022 is a deficient number, since it is larger than the sum of its proper divisors (591169642178).

1021111200022 is a wasteful number, since it uses less digits than its factorization.

1021111200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26871347390.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1021111200022 its reverse (2200021111201), we get a palindrome (3221132311223).

The spelling of 1021111200022 in words is "one trillion, twenty-one billion, one hundred eleven million, two hundred thousand, twenty-two".