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12211210022210 = 258071271512923
BaseRepresentation
bin1011000110110010010011…
…0101011110110101000010
31121020101021012222220211122
42301230210311132311002
53100032024231202320
641545430305512242
72400142111411013
oct261544465366502
947211235886748
1012211210022210
113988821791671
121452745642682
136a76872bc3a4
1430305080100a
151629955bcd25
hexb1b24d5ed42

12211210022210 has 16 divisors (see below), whose sum is σ = 21980219800896. Its totient is φ = 4884474728688.

The previous prime is 12211210022183. The next prime is 12211210022233. The reversal of 12211210022210 is 1222001211221.

12211210022210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×122112100222102 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7314809 + ... + 8827731.

It is an arithmetic number, because the mean of its divisors is an integer number (1373763737556).

Almost surely, 212211210022210 is an apocalyptic number.

12211210022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12211210022210 is a deficient number, since it is larger than the sum of its proper divisors (9769009778686).

12211210022210 is a wasteful number, since it uses less digits than its factorization.

12211210022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320057.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12211210022210 its reverse (1222001211221), we get a palindrome (13433211233431).

The spelling of 12211210022210 in words is "twelve trillion, two hundred eleven billion, two hundred ten million, twenty-two thousand, two hundred ten".

Divisors: 1 2 5 10 807127 1512923 1614254 3025846 4035635 7564615 8071270 15129230 1221121002221 2442242004442 6105605011105 12211210022210