82021603101 has 32 divisors (see below), whose sum is σ = 118037831040. Its totient is φ = 50501677824.

The previous prime is 82021603091. The next prime is 82021603123. The reversal of 82021603101 is 10130612028.

It is not a de Polignac number, because 82021603101 - 2¹³ = 82021594909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82021603151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 387831 + ... + 560763.

It is an arithmetic number, because the mean of its divisors is an integer number (3688682220).

Almost surely, 2^82021603101 is an apocalyptic number.

It is an amenable number.

82021603101 is a deficient number, since it is larger than the sum of its proper divisors (36016227939).

82021603101 is a wasteful number, since it uses less digits than its factorization.

82021603101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173165.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 82021603101 in words is "eighty-two billion, twenty-one million, six hundred three thousand, one hundred one".