1100210202021 has 48 divisors (see below), whose sum is σ = 1740361085568. Its totient is φ = 616220841600.

The previous prime is 1100210201999. The next prime is 1100210202061. The reversal of 1100210202021 is 1202020120011.

It is not a de Polignac number, because 1100210202021 - 2⁹ = 1100210201509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100210201988 and 1100210202006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100210202061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7885456 + ... + 8023766.

It is an arithmetic number, because the mean of its divisors is an integer number (36257522616).

Almost surely, 2^{1100210202021} is an apocalyptic number.

It is an amenable number.

1100210202021 is a deficient number, since it is larger than the sum of its proper divisors (640150883547).

1100210202021 is a wasteful number, since it uses less digits than its factorization.

1100210202021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139402 (or 139395 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1100210202021 its reverse (1202020120011), we get a palindrome (2302230322032).

The spelling of 1100210202021 in words is "one trillion, one hundred billion, two hundred ten million, two hundred two thousand, twenty-one".