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120310000222 = 260155000111
BaseRepresentation
bin111000000001100001…
…0001110101001011110
3102111112121111020212011
41300003002032221132
53432343330001342
6131134124501434
711456252062066
oct1600302165136
9374477436764
10120310000222
1147028949955
121b3976aa87a
13b4644a6b59
145b745a03a6
1531e22dc717
hex1c0308ea5e

120310000222 has 4 divisors (see below), whose sum is σ = 180465000336. Its totient is φ = 60155000110.

The previous prime is 120310000211. The next prime is 120310000231. The reversal of 120310000222 is 222000013021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222000013021 = 478346414387.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30077500054 + ... + 30077500057.

It is an arithmetic number, because the mean of its divisors is an integer number (45116250084).

Almost surely, 2120310000222 is an apocalyptic number.

120310000222 is a deficient number, since it is larger than the sum of its proper divisors (60155000114).

120310000222 is an equidigital number, since it uses as much as digits as its factorization.

120310000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60155000113.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 120310000222 its reverse (222000013021), we get a palindrome (342310013243).

The spelling of 120310000222 in words is "one hundred twenty billion, three hundred ten million, two hundred twenty-two", and thus it is an aban number.

Divisors: 1 2 60155000111 120310000222