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1022130133 = 1427716279
BaseRepresentation
bin111100111011000…
…111011111010101
32122020022120221121
4330323013133111
54043131131013
6245231443541
734220651143
oct7473073725
92566276847
101022130133
11484a69552
122463865b1
131339b803b
1499a6c593
155eb0358d
hex3cec77d5

1022130133 has 4 divisors (see below), whose sum is σ = 1022847840. Its totient is φ = 1021412428.

The previous prime is 1022130119. The next prime is 1022130149. The reversal of 1022130133 is 3310312201.

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 1022130133 - 213 = 1022121941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022131133) 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, 356713 + ... + 359566.

It is an arithmetic number, because the mean of its divisors is an integer number (255711960).

Almost surely, 21022130133 is an apocalyptic number.

It is an amenable number.

1022130133 is a deficient number, since it is larger than the sum of its proper divisors (717707).

1022130133 is an equidigital number, since it uses as much as digits as its factorization.

1022130133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717706.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1022130133 is about 31970.7699782160. The cubic root of 1022130133 is about 1007.3229544389.

Adding to 1022130133 its reverse (3310312201), we get a palindrome (4332442334).

The spelling of 1022130133 in words is "one billion, twenty-two million, one hundred thirty thousand, one hundred thirty-three".

Divisors: 1 1427 716279 1022130133