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12202220111 = 199409149921
BaseRepresentation
bin10110101110100111…
…10001101001001111
31011111101122000012012
423113103301221033
5144442232020421
65334451531435
7611245105514
oct132723615117
934441560165
1012202220111
1151a1920634
1224465b9b7b
1311c60184b3
1483a81b30b
154b63b795b
hex2d74f1a4f

12202220111 has 8 divisors (see below), whose sum is σ = 12293604000. Its totient is φ = 12111137280.

The previous prime is 12202220099. The next prime is 12202220113. The reversal of 12202220111 is 11102220221.

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

It is a cyclic number.

It is not a de Polignac number, because 12202220111 - 218 = 12201957967 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 (12202220113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6431 + ... + 156351.

It is an arithmetic number, because the mean of its divisors is an integer number (1536700500).

Almost surely, 212202220111 is an apocalyptic number.

12202220111 is a deficient number, since it is larger than the sum of its proper divisors (91383889).

12202220111 is a wasteful number, since it uses less digits than its factorization.

12202220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150529.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12202220111 its reverse (11102220221), we get a palindrome (23304440332).

The spelling of 12202220111 in words is "twelve billion, two hundred two million, two hundred twenty thousand, one hundred eleven".

Divisors: 1 199 409 81391 149921 29834279 61317689 12202220111