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2312210203102 = 21156105101551
BaseRepresentation
bin100001101001011010011…
…101111100000111011110
322012001012220102110111201
4201221122131330013132
5300340401302444402
64530114213110114
7326023503305242
oct41513235740736
98161186373451
102312210203102
1181166a420428
1231415662833a
1313a06ac44c17
147dca94ca422
154022c5ce687
hex21a5a77c1de

2312210203102 has 4 divisors (see below), whose sum is σ = 3468315304656. Its totient is φ = 1156105101550.

The previous prime is 2312210203073. The next prime is 2312210203109. The reversal of 2312210203102 is 2013020122132.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2312210203102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312210203109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578052550774 + ... + 578052550777.

It is an arithmetic number, because the mean of its divisors is an integer number (867078826164).

Almost surely, 22312210203102 is an apocalyptic number.

2312210203102 is a deficient number, since it is larger than the sum of its proper divisors (1156105101554).

2312210203102 is a wasteful number, since it uses less digits than its factorization.

2312210203102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156105101553.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2312210203102 its reverse (2013020122132), we get a palindrome (4325230325234).

The spelling of 2312210203102 in words is "two trillion, three hundred twelve billion, two hundred ten million, two hundred three thousand, one hundred two".

Divisors: 1 2 1156105101551 2312210203102