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101200103142 = 23191137855931
BaseRepresentation
bin101111000111111111…
…1110000011011100110
3100200012210211220021020
41132033333300123212
53124224211300032
6114253553232010
710211555453325
oct1361777603346
9320183756236
10101200103142
1139a11902386
1217743862606
13970a33bb48
144c805ba0bc
152974795b2c
hex178fff06e6

101200103142 has 32 divisors (see below), whose sum is σ = 214938299520. Its totient is φ = 31675109760.

The previous prime is 101200103129. The next prime is 101200103273. The reversal of 101200103142 is 241301002101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3915084 + ... + 3940847.

It is an arithmetic number, because the mean of its divisors is an integer number (6716821860).

Almost surely, 2101200103142 is an apocalyptic number.

101200103142 is an abundant number, since it is smaller than the sum of its proper divisors (113738196378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101200103142 is a wasteful number, since it uses less digits than its factorization.

101200103142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7856068.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 101200103142 its reverse (241301002101), we get a palindrome (342501105243).

The spelling of 101200103142 in words is "one hundred one billion, two hundred million, one hundred three thousand, one hundred forty-two".

Divisors: 1 2 3 6 19 38 57 113 114 226 339 678 2147 4294 6441 12882 7855931 15711862 23567793 47135586 149262689 298525378 447788067 887720203 895576134 1775440406 2663160609 5326321218 16866683857 33733367714 50600051571 101200103142