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1010112112211 = 1297778806563
BaseRepresentation
bin11101011001011110101…
…11111010011001010011
310120120021110010221122112
432230233113322121103
5113022202200042321
62052012240055535
7132656343200516
oct16545727723123
93516243127575
101010112112211
1135a427a54524
121439246045ab
137433a27a8a7
1436c65430d7d
151b41e3bca5b
hexeb2f5fa653

1010112112211 has 4 divisors (see below), whose sum is σ = 1010890920072. Its totient is φ = 1009333304352.

The previous prime is 1010112112189. The next prime is 1010112112259. The reversal of 1010112112211 is 1122112110101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1010112112211 - 238 = 735234205267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010112112271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389401985 + ... + 389404578.

It is an arithmetic number, because the mean of its divisors is an integer number (252722730018).

Almost surely, 21010112112211 is an apocalyptic number.

1010112112211 is a deficient number, since it is larger than the sum of its proper divisors (778807861).

1010112112211 is an equidigital number, since it uses as much as digits as its factorization.

1010112112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778807860.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1010112112211 its reverse (1122112110101), we get a palindrome (2132224222312).

The spelling of 1010112112211 in words is "one trillion, ten billion, one hundred twelve million, one hundred twelve thousand, two hundred eleven".

Divisors: 1 1297 778806563 1010112112211