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122001220022 = 2115545510001
BaseRepresentation
bin111000110011111010…
…1101110000110110110
3102122220110211010021112
41301213311232012312
53444324303020042
6132014021315022
711546206155053
oct1614765560666
9378813733245
10122001220022
1147816565370
121b789b65a72
13b67399ab26
145c9503c02a
153290a09982
hex1c67d6e1b6

122001220022 has 8 divisors (see below), whose sum is σ = 199638360072. Its totient is φ = 55455100000.

The previous prime is 122001219961. The next prime is 122001220049. The reversal of 122001220022 is 220022100221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 122001219979 and 122001220006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2772754979 + ... + 2772755022.

It is an arithmetic number, because the mean of its divisors is an integer number (24954795009).

Almost surely, 2122001220022 is an apocalyptic number.

122001220022 is a deficient number, since it is larger than the sum of its proper divisors (77637140050).

122001220022 is a wasteful number, since it uses less digits than its factorization.

122001220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5545510014.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 122001220022 its reverse (220022100221), we get a palindrome (342023320243).

The spelling of 122001220022 in words is "one hundred twenty-two billion, one million, two hundred twenty thousand, twenty-two".

Divisors: 1 2 11 22 5545510001 11091020002 61000610011 122001220022