770001122101 has 4 divisors (see below), whose sum is σ = 815295305772. Its totient is φ = 724706938432.

The previous prime is 770001122081. The next prime is 770001122141. The reversal of 770001122101 is 101221100077.

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 513048443076 + 256952679025 = 716274^2 + 506905^2 .

It is a cyclic number.

It is not a de Polignac number, because 770001122101 - 2³⁷ = 632562168629 is a prime.

It is a super-2 number, since 2×770001122101² (a number of 25 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 (770001122141) 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, 22647091810 + ... + 22647091843.

It is an arithmetic number, because the mean of its divisors is an integer number (203823826443).

Almost surely, 2^770001122101 is an apocalyptic number.

It is an amenable number.

770001122101 is a deficient number, since it is larger than the sum of its proper divisors (45294183671).

770001122101 is a wasteful number, since it uses less digits than its factorization.

770001122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45294183670.

The product of its (nonzero) digits is 196, while the sum is 22.

Adding to 770001122101 its reverse (101221100077), we get a palindrome (871222222178).

The spelling of 770001122101 in words is "seven hundred seventy billion, one million, one hundred twenty-two thousand, one hundred one".