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122002222002 = 2397209625811
BaseRepresentation
bin111000110011111100…
…1100010101110110010
3102122220112201000201220
41301213321202232302
53444330032101002
6132014055005510
711546220530223
oct1614771425662
9378815630656
10122002222002
114781708a151
121b78a369896
13b673c5bc0b
145c9521d24a
153290b567bc
hex1c67e62bb2

122002222002 has 16 divisors (see below), whose sum is σ = 246519954912. Its totient is φ = 40248155520.

The previous prime is 122002221977. The next prime is 122002222007. The reversal of 122002222002 is 200222200221.

It is not an unprimeable number, because it can be changed into a prime (122002222007) 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, 104812324 + ... + 104813487.

It is an arithmetic number, because the mean of its divisors is an integer number (15407497182).

Almost surely, 2122002222002 is an apocalyptic number.

122002222002 is an abundant number, since it is smaller than the sum of its proper divisors (124517732910).

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

122002222002 is a wasteful number, since it uses less digits than its factorization.

122002222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209625913.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 122002222002 its reverse (200222200221), we get a palindrome (322224422223).

The spelling of 122002222002 in words is "one hundred twenty-two billion, two million, two hundred twenty-two thousand, two".

Divisors: 1 2 3 6 97 194 291 582 209625811 419251622 628877433 1257754866 20333703667 40667407334 61001111001 122002222002