789022121102101 has 4 divisors (see below), whose sum is σ = 790733665833804. Its totient is φ = 787310576370400.

The previous prime is 789022121102099. The next prime is 789022121102207. The reversal of 789022121102101 is 101201121220987.

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 156611583947025 + 632410537155076 = 12514455^2 + 25147774^2 .

It is a cyclic number.

It is not a de Polignac number, because 789022121102101 - 2¹ = 789022121102099 is a prime.

It is a super-2 number, since 2×789022121102101² (a number of 31 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 (789022121112101) 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, 855772365160 + ... + 855772366081.

It is an arithmetic number, because the mean of its divisors is an integer number (197683416458451).

Almost surely, 2^{789022121102101} is an apocalyptic number.

It is an amenable number.

789022121102101 is a deficient number, since it is larger than the sum of its proper divisors (1711544731703).

789022121102101 is a wasteful number, since it uses less digits than its factorization.

789022121102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711544731702.

The product of its (nonzero) digits is 8064, while the sum is 37.

The spelling of 789022121102101 in words is "seven hundred eighty-nine trillion, twenty-two billion, one hundred twenty-one million, one hundred two thousand, one hundred one".