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12202120102 = 238915683959
BaseRepresentation
bin10110101110100110…
…11001001110100110
31011111101102221000011
423113103121032212
5144442220320402
65334445440434
7611244211114
oct132723311646
934441387004
1012202120102
1151a1862487
12244657011a
1311c5cb1b13
1483a7d2ab4
154b6397ed7
hex2d74d93a6

12202120102 has 8 divisors (see below), whose sum is σ = 18350233200. Its totient is φ = 6085375704.

The previous prime is 12202120067. The next prime is 12202120111. The reversal of 12202120102 is 20102120221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7841202 + ... + 7842757.

It is an arithmetic number, because the mean of its divisors is an integer number (2293779150).

Almost surely, 212202120102 is an apocalyptic number.

12202120102 is a deficient number, since it is larger than the sum of its proper divisors (6148113098).

12202120102 is a wasteful number, since it uses less digits than its factorization.

12202120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15684350.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12202120102 its reverse (20102120221), we get a palindrome (32304240323).

The spelling of 12202120102 in words is "twelve billion, two hundred two million, one hundred twenty thousand, one hundred two".

Divisors: 1 2 389 778 15683959 31367918 6101060051 12202120102