102220113001001 has 4 divisors (see below), whose sum is σ = 102220182192900. Its totient is φ = 102220043809104.

The previous prime is 102220113000949. The next prime is 102220113001007. The reversal of 102220113001001 is 100100311022201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 65945752248601 + 36274360752400 = 8120699^2 + 6022820^2 .

It is a cyclic number.

It is not a de Polignac number, because 102220113001001 - 2²⁶ = 102220045892137 is a prime.

It is a super-3 number, since 3×102220113001001³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102220113001007) 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, 32330486 + ... + 35351103.

It is an arithmetic number, because the mean of its divisors is an integer number (25555045548225).

Almost surely, 2^{102220113001001} is an apocalyptic number.

It is an amenable number.

102220113001001 is a deficient number, since it is larger than the sum of its proper divisors (69191899).

102220113001001 is an equidigital number, since it uses as much as digits as its factorization.

102220113001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69191898.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 102220113001001 its reverse (100100311022201), we get a palindrome (202320424023202).

The spelling of 102220113001001 in words is "one hundred two trillion, two hundred twenty billion, one hundred thirteen million, one thousand, one".