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2200222111020 = 22351737263221671
BaseRepresentation
bin100000000001000111011…
…101010001010100101100
321210100011021001221111120
4200001013131101110230
5242022023330023040
64402433523420540
7314650361240043
oct40010735212454
97710137057446
102200222111020
1177912202730a
122b6501b24750
1312c6318aca8b
14786c426b55a
153c375bc77d0
hex2004775152c

2200222111020 has 192 divisors, whose sum is σ = 6724812036096. Its totient is φ = 535242608640.

The previous prime is 2200222110997. The next prime is 2200222111063. The reversal of 2200222111020 is 201112220022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9814785 + ... + 10036455.

It is an arithmetic number, because the mean of its divisors is an integer number (35025062688).

Almost surely, 22200222111020 is an apocalyptic number.

2200222111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2200222111020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3362406018048).

2200222111020 is an abundant number, since it is smaller than the sum of its proper divisors (4524589925076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2200222111020 is a wasteful number, since it uses less digits than its factorization.

2200222111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222000 (or 221998 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2200222111020 its reverse (201112220022), we get a palindrome (2401334331042).

The spelling of 2200222111020 in words is "two trillion, two hundred billion, two hundred twenty-two million, one hundred eleven thousand, twenty".