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1022022100111 = 7918427702067
BaseRepresentation
bin11101101111101010100…
…00111010010010001111
310121201000110220000121111
432313311100322102033
5113221100124200421
62101302132312451
7133560442341355
oct16676520722217
93551013800544
101022022100111
11364489916731
121460a9172727
13754b7887acc
14376750db7d5
151b8b9cacee1
hexedf543a48f

1022022100111 has 8 divisors (see below), whose sum is σ = 1035016728320. Its totient is φ = 1009028913048.

The previous prime is 1022022100079. The next prime is 1022022100117. The reversal of 1022022100111 is 1110012202201.

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 1022022100111 - 25 = 1022022100079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022022100091 and 1022022100100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022022100117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1104700 + ... + 1806766.

It is an arithmetic number, because the mean of its divisors is an integer number (129377091040).

Almost surely, 21022022100111 is an apocalyptic number.

1022022100111 is a deficient number, since it is larger than the sum of its proper divisors (12994628209).

1022022100111 is an equidigital number, since it uses as much as digits as its factorization.

1022022100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720573.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1022022100111 its reverse (1110012202201), we get a palindrome (2132034302312).

The spelling of 1022022100111 in words is "one trillion, twenty-two billion, twenty-two million, one hundred thousand, one hundred eleven".

Divisors: 1 79 18427 702067 1455733 55463293 12936988609 1022022100111