1102023121211 has 4 divisors (see below), whose sum is σ = 1166848010712. Its totient is φ = 1037198231712.

The previous prime is 1102023121201. The next prime is 1102023121219. The reversal of 1102023121211 is 1121213202011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102023121211 - 2¹⁴ = 1102023104827 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 64824889483 = 1102023121211 / (1 + 1 + 0 + 2 + 0 + 2 + 3 + 1 + 2 + 1 + 2 + 1 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1102023121211.

It is not an unprimeable number, because it can be changed into a prime (1102023121219) 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, 32412444725 + ... + 32412444758.

It is an arithmetic number, because the mean of its divisors is an integer number (291712002678).

Almost surely, 2^{1102023121211} is an apocalyptic number.

1102023121211 is a deficient number, since it is larger than the sum of its proper divisors (64824889501).

1102023121211 is an equidigital number, since it uses as much as digits as its factorization.

1102023121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64824889500.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1102023121211 its reverse (1121213202011), we get a palindrome (2223236323222).

The spelling of 1102023121211 in words is "one trillion, one hundred two billion, twenty-three million, one hundred twenty-one thousand, two hundred eleven".