78000101201101 has 4 divisors (see below), whose sum is σ = 80108212044412. Its totient is φ = 75891990357792.

The previous prime is 78000101201089. The next prime is 78000101201137. The reversal of 78000101201101 is 10110210100087.

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 29498487425001 + 48501613776100 = 5431251^2 + 6964310^2 .

It is a cyclic number.

It is not a de Polignac number, because 78000101201101 - 2³³ = 77991511266509 is a prime.

It is a super-2 number, since 2×78000101201101² (a number of 29 digits) contains 22 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 (78000101271101) 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, 1054055421600 + ... + 1054055421673.

It is an arithmetic number, because the mean of its divisors is an integer number (20027053011103).

Almost surely, 2^{78000101201101} is an apocalyptic number.

It is an amenable number.

78000101201101 is a deficient number, since it is larger than the sum of its proper divisors (2108110843311).

78000101201101 is a wasteful number, since it uses less digits than its factorization.

78000101201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108110843310.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 78000101201101 its reverse (10110210100087), we get a palindrome (88110311301188).

The spelling of 78000101201101 in words is "seventy-eight trillion, one hundred one million, two hundred one thousand, one hundred one".