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12202353553 = 132364163667
BaseRepresentation
bin10110101110101000…
…10010001110010001
31011111101212210020111
423113110102032101
5144442300303203
65334454441321
7611246202535
oct132724221621
934441783214
1012202353553
1151a1a01915
122446663241
1311c6064160
1483a853bc5
154b63e226d
hex2d7512391

12202353553 has 16 divisors (see below), whose sum is σ = 13733951616. Its totient is φ = 10757007360.

The previous prime is 12202353533. The next prime is 12202353587. The reversal of 12202353553 is 35535320221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12202353553 is a prime.

It is a super-3 number, since 3×122023535533 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202353503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159826 + ... + 223492.

It is an arithmetic number, because the mean of its divisors is an integer number (858371976).

Almost surely, 212202353553 is an apocalyptic number.

12202353553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12202353553 is a deficient number, since it is larger than the sum of its proper divisors (1531598063).

12202353553 is a wasteful number, since it uses less digits than its factorization.

12202353553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64344.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 12202353553 its reverse (35535320221), we get a palindrome (47737673774).

The spelling of 12202353553 in words is "twelve billion, two hundred two million, three hundred fifty-three thousand, five hundred fifty-three".

Divisors: 1 13 23 299 641 8333 14743 63667 191659 827671 1464341 19036433 40810547 530537111 938642581 12202353553