402436012101 has 4 divisors (see below), whose sum is σ = 536581349472. Its totient is φ = 268290674732.

The previous prime is 402436012093. The next prime is 402436012109. The reversal of 402436012101 is 101210634204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (402436012093) and next prime (402436012109).

It is a cyclic number.

It is not a de Polignac number, because 402436012101 - 2³ = 402436012093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402436012109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67072668681 + ... + 67072668686.

It is an arithmetic number, because the mean of its divisors is an integer number (134145337368).

Almost surely, 2^402436012101 is an apocalyptic number.

It is an amenable number.

402436012101 is a deficient number, since it is larger than the sum of its proper divisors (134145337371).

402436012101 is a wasteful number, since it uses less digits than its factorization.

402436012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134145337370.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 402436012101 its reverse (101210634204), we get a palindrome (503646646305).

The spelling of 402436012101 in words is "four hundred two billion, four hundred thirty-six million, twelve thousand, one hundred one".