102011002120101 has 4 divisors (see below), whose sum is σ = 136014669493472. Its totient is φ = 68007334746732.

The previous prime is 102011002120051. The next prime is 102011002120121. The reversal of 102011002120101 is 101021200110201.

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 not a de Polignac number, because 102011002120101 - 2³⁹ = 101461246306213 is a prime.

It is a super-3 number, since 3×102011002120101³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011002120121) 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, 17001833686681 + ... + 17001833686686.

It is an arithmetic number, because the mean of its divisors is an integer number (34003667373368).

Almost surely, 2^{102011002120101} is an apocalyptic number.

It is an amenable number.

102011002120101 is a deficient number, since it is larger than the sum of its proper divisors (34003667373371).

102011002120101 is an equidigital number, since it uses as much as digits as its factorization.

102011002120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34003667373370.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102011002120101 its reverse (101021200110201), we get a palindrome (203032202230302).

The spelling of 102011002120101 in words is "one hundred two trillion, eleven billion, two million, one hundred twenty thousand, one hundred one".