1100021202101 has 4 divisors (see below), whose sum is σ = 1147848210912. Its totient is φ = 1052194193292.

The previous prime is 1100021202047. The next prime is 1100021202107. The reversal of 1100021202101 is 1012021200011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1100021202101 - 2⁶ = 1100021202037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100021202107) 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, 23913504371 + ... + 23913504416.

It is an arithmetic number, because the mean of its divisors is an integer number (286962052728).

Almost surely, 2^{1100021202101} is an apocalyptic number.

It is an amenable number.

1100021202101 is a deficient number, since it is larger than the sum of its proper divisors (47827008811).

1100021202101 is an equidigital number, since it uses as much as digits as its factorization.

1100021202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47827008810.

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

Adding to 1100021202101 its reverse (1012021200011), we get a palindrome (2112042402112).

The spelling of 1100021202101 in words is "one trillion, one hundred billion, twenty-one million, two hundred two thousand, one hundred one".