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1022023122 = 23170337187
BaseRepresentation
bin111100111010101…
…101010111010010
32122020010011011020
4330322231113102
54043114214442
6245225300310
734220024151
oct7472552722
92566104136
101022023122
114849a610a
12246334696
1313397b413
1499a41598
155ead19ec
hex3cead5d2

1022023122 has 8 divisors (see below), whose sum is σ = 2044046256. Its totient is φ = 340674372.

The previous prime is 1022023081. The next prime is 1022023127. The reversal of 1022023122 is 2213202201.

It is a happy number.

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

1022023122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1022023127) 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, 85168588 + ... + 85168599.

It is an arithmetic number, because the mean of its divisors is an integer number (255505782).

Almost surely, 21022023122 is an apocalyptic number.

1022023122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1022023122 is a wasteful number, since it uses less digits than its factorization.

1022023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170337192.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1022023122 is about 31969.0963588275. The cubic root of 1022023122 is about 1007.2877996201.

Adding to 1022023122 its reverse (2213202201), we get a palindrome (3235225323).

The spelling of 1022023122 in words is "one billion, twenty-two million, twenty-three thousand, one hundred twenty-two".

Divisors: 1 2 3 6 170337187 340674374 511011561 1022023122