1100020001022 has 24 divisors (see below), whose sum is σ = 2460259788480. Its totient is φ = 354845161440.

The previous prime is 1100020000987. The next prime is 1100020001033. The reversal of 1100020001022 is 2201000200011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1100020000995 and 1100020001013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 985680447 + ... + 985681562.

It is an arithmetic number, because the mean of its divisors is an integer number (102510824520).

Almost surely, 2^{1100020001022} is an apocalyptic number.

1100020001022 is an abundant number, since it is smaller than the sum of its proper divisors (1360239787458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100020001022 is a wasteful number, since it uses less digits than its factorization.

1100020001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971362048 (or 1971362045 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1100020001022 its reverse (2201000200011), we get a palindrome (3301020201033).

The spelling of 1100020001022 in words is "one trillion, one hundred billion, twenty million, one thousand, twenty-two".