102020133021113 has 4 divisors (see below), whose sum is σ = 102033576187620. Its totient is φ = 102006689854608.

The previous prime is 102020133021083. The next prime is 102020133021119. The reversal of 102020133021113 is 311120331020201.

It is a happy number.

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 14141751344704 + 87878381676409 = 3760552^2 + 9374347^2 .

It is a cyclic number.

It is not a de Polignac number, because 102020133021113 - 2¹⁶ = 102020132955577 is a prime.

It is a super-2 number, since 2×102020133021113² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102020133021119) 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, 6721571870 + ... + 6721587047.

It is an arithmetic number, because the mean of its divisors is an integer number (25508394046905).

Almost surely, 2^{102020133021113} is an apocalyptic number.

It is an amenable number.

102020133021113 is a deficient number, since it is larger than the sum of its proper divisors (13443166507).

102020133021113 is an equidigital number, since it uses as much as digits as its factorization.

102020133021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13443166506.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 102020133021113 its reverse (311120331020201), we get a palindrome (413140464041314).

The spelling of 102020133021113 in words is "one hundred two trillion, twenty billion, one hundred thirty-three million, twenty-one thousand, one hundred thirteen".