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102031032133 = 203235020471
BaseRepresentation
bin101111100000110000…
…1011111111101000101
3100202100201101110120001
41133001201133331011
53132424421012013
6114512235041301
710241265314662
oct1370141377505
9322321343501
10102031032133
113a2a8948658
1217935ba0231
1398105307c4
144d1cab6a69
1529c26cbddd
hex17c185ff45

102031032133 has 4 divisors (see below), whose sum is σ = 102036072928. Its totient is φ = 102025991340.

The previous prime is 102031032107. The next prime is 102031032149. The reversal of 102031032133 is 331230130201.

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 a cyclic number.

It is not a de Polignac number, because 102031032133 - 25 = 102031032101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102031032133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102031032533) 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, 2489913 + ... + 2530558.

It is an arithmetic number, because the mean of its divisors is an integer number (25509018232).

Almost surely, 2102031032133 is an apocalyptic number.

It is an amenable number.

102031032133 is a deficient number, since it is larger than the sum of its proper divisors (5040795).

102031032133 is an equidigital number, since it uses as much as digits as its factorization.

102031032133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5040794.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 102031032133 its reverse (331230130201), we get a palindrome (433261162334).

The spelling of 102031032133 in words is "one hundred two billion, thirty-one million, thirty-two thousand, one hundred thirty-three".

Divisors: 1 20323 5020471 102031032133