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112020201431 = 797140552323
BaseRepresentation
bin110100001010011101…
…1001001111111010111
3101201010212202211202022
41220110323021333113
53313404132421211
6123243353403355
711043652000355
oct1502473117727
9351125684668
10112020201431
1143564535376
121986340955b
13a742bc8278
1455c961a7d5
152da964abdb
hex1a14ec9fd7

112020201431 has 4 divisors (see below), whose sum is σ = 112160754552. Its totient is φ = 111879648312.

The previous prime is 112020201341. The next prime is 112020201437. The reversal of 112020201431 is 134102020211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 134102020211 = 148921900491.

It is a cyclic number.

It is not a de Polignac number, because 112020201431 - 210 = 112020200407 is a prime.

It is a super-2 number, since 2×1120202014312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112020201437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70275365 + ... + 70276958.

It is an arithmetic number, because the mean of its divisors is an integer number (28040188638).

Almost surely, 2112020201431 is an apocalyptic number.

112020201431 is a deficient number, since it is larger than the sum of its proper divisors (140553121).

112020201431 is an equidigital number, since it uses as much as digits as its factorization.

112020201431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140553120.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 112020201431 its reverse (134102020211), we get a palindrome (246122221642).

The spelling of 112020201431 in words is "one hundred twelve billion, twenty million, two hundred one thousand, four hundred thirty-one".

Divisors: 1 797 140552323 112020201431