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101022012131 = 2331114123027
BaseRepresentation
bin101111000010101100…
…0011001001011100011
3100122202101201221022212
41132011120121023203
53123343113342011
6114224152152335
710204263635465
oct1360530311343
9318671657285
10101022012131
1139930323a27
12176b40986ab
1396ac485b51
144c64a9c135
152963d1808b
hex17856192e3

101022012131 has 8 divisors (see below), whose sum is σ = 105753233664. Its totient is φ = 96319037320.

The previous prime is 101022012109. The next prime is 101022012139. The reversal of 101022012131 is 131210220101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101022012131 - 214 = 101021995747 is a prime.

It is a super-2 number, since 2×1010220121312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101022012139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7054361 + ... + 7068666.

It is an arithmetic number, because the mean of its divisors is an integer number (13219154208).

Almost surely, 2101022012131 is an apocalyptic number.

101022012131 is a deficient number, since it is larger than the sum of its proper divisors (4731221533).

101022012131 is a wasteful number, since it uses less digits than its factorization.

101022012131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14123361.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 101022012131 its reverse (131210220101), we get a palindrome (232232232232).

The spelling of 101022012131 in words is "one hundred one billion, twenty-two million, twelve thousand, one hundred thirty-one".

Divisors: 1 23 311 7153 14123027 324829621 4392261397 101022012131