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2142133222 = 28313198507
BaseRepresentation
bin111111110101110…
…0101101111100110
312112021210122100111
41333223211233212
513341341230342
6552321203234
7104040555235
oct17753455746
95467718314
102142133222
119aa1a6439
124b949051a
13281a50668
141646d6b1c
15c80db217
hex7fae5be6

2142133222 has 16 divisors (see below), whose sum is σ = 3276770112. Its totient is φ = 1050073960.

The previous prime is 2142133219. The next prime is 2142133247. The reversal of 2142133222 is 2223312412.

It is a super-2 number, since 2×21421332222 = 9177469481592202568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2142133193 and 2142133202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27508 + ... + 70999.

It is an arithmetic number, because the mean of its divisors is an integer number (204798132).

Almost surely, 22142133222 is an apocalyptic number.

2142133222 is a deficient number, since it is larger than the sum of its proper divisors (1134636890).

2142133222 is a wasteful number, since it uses less digits than its factorization.

2142133222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98723.

The product of its digits is 1152, while the sum is 22.

The square root of 2142133222 is about 46283.1850891876. The cubic root of 2142133222 is about 1289.0867927378.

Adding to 2142133222 its reverse (2223312412), we get a palindrome (4365445634).

The spelling of 2142133222 in words is "two billion, one hundred forty-two million, one hundred thirty-three thousand, two hundred twenty-two".

Divisors: 1 2 83 131 166 262 10873 21746 98507 197014 8176081 12904417 16352162 25808834 1071066611 2142133222