71122122101 has 8 divisors (see below), whose sum is σ = 73578067200. Its totient is φ = 68666407600.

The previous prime is 71122122083. The next prime is 71122122119. The reversal of 71122122101 is 10122122117.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (71122122083) and next prime (71122122119).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71122122101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71122128101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772820 + ... + 859938.

It is an arithmetic number, because the mean of its divisors is an integer number (9197258400).

Almost surely, 2^71122122101 is an apocalyptic number.

It is an amenable number.

71122122101 is a deficient number, since it is larger than the sum of its proper divisors (2455945099).

71122122101 is a wasteful number, since it uses less digits than its factorization.

71122122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115299.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 71122122101 its reverse (10122122117), we get a palindrome (81244244218).

The spelling of 71122122101 in words is "seventy-one billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred one".