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2122220982 = 23750529071
BaseRepresentation
bin111111001111110…
…1000010110110110
312110220022222220010
41332133220112312
513321242032412
6550330321050
7103406403120
oct17637502666
95426288803
102122220982
11999a36042
124b2889186
1327a89b17b
14161bd2210
15c64a633c
hex7e7e85b6

2122220982 has 16 divisors (see below), whose sum is σ = 4850790912. Its totient is φ = 606348840.

The previous prime is 2122220981. The next prime is 2122220983. The reversal of 2122220982 is 2890222212.

It is an interprime number because it is at equal distance from previous prime (2122220981) and next prime (2122220983).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122220981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25264494 + ... + 25264577.

It is an arithmetic number, because the mean of its divisors is an integer number (303174432).

Almost surely, 22122220982 is an apocalyptic number.

2122220982 is an abundant number, since it is smaller than the sum of its proper divisors (2728569930).

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

2122220982 is a wasteful number, since it uses less digits than its factorization.

2122220982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50529083.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 2122220982 is about 46067.5697427160. The cubic root of 2122220982 is about 1285.0801086588.

The spelling of 2122220982 in words is "two billion, one hundred twenty-two million, two hundred twenty thousand, nine hundred eighty-two".