1102002021211 has 24 divisors (see below), whose sum is σ = 1423056487680. Its totient is φ = 834004375776.

The previous prime is 1102002021199. The next prime is 1102002021223. The reversal of 1102002021211 is 1121202002011.

It is an interprime number because it is at equal distance from previous prime (1102002021199) and next prime (1102002021223).

It is not a de Polignac number, because 1102002021211 - 2⁹ = 1102002020699 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102002021191 and 1102002021200.

It is not an unprimeable number, because it can be changed into a prime (1102002021611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20223481 + ... + 20277898.

It is an arithmetic number, because the mean of its divisors is an integer number (59294020320).

Almost surely, 2^{1102002021211} is an apocalyptic number.

1102002021211 is a deficient number, since it is larger than the sum of its proper divisors (321054466469).

1102002021211 is a wasteful number, since it uses less digits than its factorization.

1102002021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40501435 (or 40501422 counting only the distinct ones).

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

Adding to 1102002021211 its reverse (1121202002011), we get a palindrome (2223204023222).

The spelling of 1102002021211 in words is "one trillion, one hundred two billion, two million, twenty-one thousand, two hundred eleven".