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220202221001222 = 2110101110500611
BaseRepresentation
bin110010000100010111010011…
…001010010101101000000110
31001212200010102101120210122002
4302010113103022111220012
5212330243122034014342
62100155300453305302
764245041212441565
oct6204272312255006
91055603371523562
10220202221001222
1164188268105689
12208447ba335232
1395b3c98a67495
143c53bb6d09bdc
151a6ce72363d32
hexc845d3295a06

220202221001222 has 4 divisors (see below), whose sum is σ = 330303331501836. Its totient is φ = 110101110500610.

The previous prime is 220202221001197. The next prime is 220202221001261. The reversal of 220202221001222 is 222100122202022.

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

It is a junction number, because it is equal to n+sod(n) for n = 220202221001194 and 220202221001203.

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, 55050555250304 + ... + 55050555250307.

It is an arithmetic number, because the mean of its divisors is an integer number (82575832875459).

Almost surely, 2220202221001222 is an apocalyptic number.

220202221001222 is a deficient number, since it is larger than the sum of its proper divisors (110101110500614).

220202221001222 is a wasteful number, since it uses less digits than its factorization.

220202221001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110101110500613.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 220202221001222 its reverse (222100122202022), we get a palindrome (442302343203244).

The spelling of 220202221001222 in words is "two hundred twenty trillion, two hundred two billion, two hundred twenty-one million, one thousand, two hundred twenty-two".

Divisors: 1 2 110101110500611 220202221001222