1102021111211 has 8 divisors (see below), whose sum is σ = 1161320570784. Its totient is φ = 1043670443200.

The previous prime is 1102021111189. The next prime is 1102021111231. The reversal of 1102021111211 is 1121111202011.

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

It is a cyclic number.

It is not a de Polignac number, because 1102021111211 - 2¹⁴ = 1102021094827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102021111231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237195506 + ... + 237200151.

It is an arithmetic number, because the mean of its divisors is an integer number (145165071348).

Almost surely, 2^{1102021111211} is an apocalyptic number.

1102021111211 is a deficient number, since it is larger than the sum of its proper divisors (59299459573).

1102021111211 is a wasteful number, since it uses less digits than its factorization.

1102021111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474395781.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1102021111211 its reverse (1121111202011), we get a palindrome (2223132313222).

The spelling of 1102021111211 in words is "one trillion, one hundred two billion, twenty-one million, one hundred eleven thousand, two hundred eleven".