101402322506 has 16 divisors (see below), whose sum is σ = 154060288200. Its totient is φ = 50052983040.

The previous prime is 101402322493. The next prime is 101402322509. The reversal of 101402322506 is 605223204101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 57932157481 + 43470165025 = 240691^2 + 208495^2 .

It is a super-2 number, since 2×101402322506² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101402322509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 972731 + ... + 1071918.

Almost surely, 2^101402322506 is an apocalyptic number.

101402322506 is a deficient number, since it is larger than the sum of its proper divisors (52657965694).

101402322506 is a wasteful number, since it uses less digits than its factorization.

101402322506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044969.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 101402322506 its reverse (605223204101), we get a palindrome (706625526607).

The spelling of 101402322506 in words is "one hundred one billion, four hundred two million, three hundred twenty-two thousand, five hundred six".