101220011003101 has 4 divisors (see below), whose sum is σ = 101220389100000. Its totient is φ = 101219632906204.

The previous prime is 101220011003077. The next prime is 101220011003119. The reversal of 101220011003101 is 101300110022101.

It is a happy number.

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 101220011003101 - 2¹⁵ = 101220010970333 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 (101220011003141) 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, 188646601 + ... + 189182398.

It is an arithmetic number, because the mean of its divisors is an integer number (25305097275000).

Almost surely, 2^{101220011003101} is an apocalyptic number.

It is an amenable number.

101220011003101 is a deficient number, since it is larger than the sum of its proper divisors (378096899).

101220011003101 is an equidigital number, since it uses as much as digits as its factorization.

101220011003101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378096898.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 101220011003101 its reverse (101300110022101), we get a palindrome (202520121025202).

The spelling of 101220011003101 in words is "one hundred one trillion, two hundred twenty billion, eleven million, three thousand, one hundred one".