1102100201021 has 8 divisors (see below), whose sum is σ = 1102903236864. Its totient is φ = 1101297361360.

The previous prime is 1102100201011. The next prime is 1102100201023. The reversal of 1102100201021 is 1201020012011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102100201021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102100200993 and 1102100201011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102100201023) 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, 12306476 + ... + 12395706.

It is an arithmetic number, because the mean of its divisors is an integer number (137862904608).

Almost surely, 2^{1102100201021} is an apocalyptic number.

It is an amenable number.

1102100201021 is a deficient number, since it is larger than the sum of its proper divisors (803035843).

1102100201021 is an equidigital number, since it uses as much as digits as its factorization.

1102100201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98091.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1102100201021 its reverse (1201020012011), we get a palindrome (2303120213032).

The spelling of 1102100201021 in words is "one trillion, one hundred two billion, one hundred million, two hundred one thousand, twenty-one".