1102021021211 has 16 divisors (see below), whose sum is σ = 1209657335040. Its totient is φ = 995645001120.

The previous prime is 1102021021193. The next prime is 1102021021261. The reversal of 1102021021211 is 1121201202011.

It is not a de Polignac number, because 1102021021211 - 2³⁸ = 827143114267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1102021021261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757601 + ... + 1666733.

It is an arithmetic number, because the mean of its divisors is an integer number (75603583440).

Almost surely, 2^{1102021021211} is an apocalyptic number.

1102021021211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1102021021211 is a deficient number, since it is larger than the sum of its proper divisors (107636313829).

1102021021211 is a wasteful number, since it uses less digits than its factorization.

1102021021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909826.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1102021021211 its reverse (1121201202011), we get a palindrome (2223222223222).

The spelling of 1102021021211 in words is "one trillion, one hundred two billion, twenty-one million, twenty-one thousand, two hundred eleven".