701012101021 has 16 divisors (see below), whose sum is σ = 716765552640. Its totient is φ = 685450321920.

The previous prime is 701012101007. The next prime is 701012101063. The reversal of 701012101021 is 120101210107.

It is a cyclic number.

It is not a de Polignac number, because 701012101021 - 2¹⁷ = 701011969949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 701012100986 and 701012101004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701012101081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5525661 + ... + 5651101.

It is an arithmetic number, because the mean of its divisors is an integer number (44797847040).

Almost surely, 2^701012101021 is an apocalyptic number.

It is an amenable number.

701012101021 is a deficient number, since it is larger than the sum of its proper divisors (15753451619).

701012101021 is a wasteful number, since it uses less digits than its factorization.

701012101021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126204.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 701012101021 its reverse (120101210107), we get a palindrome (821113311128).

The spelling of 701012101021 in words is "seven hundred one billion, twelve million, one hundred one thousand, twenty-one".