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122303332020 = 22353755091591
BaseRepresentation
bin111000111100111011…
…0001011111010110100
3102200200112022000000210
41301321312023322310
54000434123111040
6132104012505420
711556535112052
oct1617166137264
9380615260023
10122303332020
1147961051601
121b85317b270
13b6c145801c
145cc32011d2
1532ac2d4480
hex1c79d8beb4

122303332020 has 48 divisors (see below), whose sum is σ = 351704723328. Its totient is φ = 31732755840.

The previous prime is 122303332009. The next prime is 122303332031. The reversal of 122303332020 is 20233303221.

It is an interprime number because it is at equal distance from previous prime (122303332009) and next prime (122303332031).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27543576 + ... + 27548015.

It is an arithmetic number, because the mean of its divisors is an integer number (7327181736).

Almost surely, 2122303332020 is an apocalyptic number.

122303332020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122303332020 is an abundant number, since it is smaller than the sum of its proper divisors (229401391308).

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

122303332020 is a wasteful number, since it uses less digits than its factorization.

122303332020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55091640 (or 55091638 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 122303332020 its reverse (20233303221), we get a palindrome (142536635241).

The spelling of 122303332020 in words is "one hundred twenty-two billion, three hundred three million, three hundred thirty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 37 60 74 111 148 185 222 370 444 555 740 1110 2220 55091591 110183182 165274773 220366364 275457955 330549546 550915910 661099092 826373865 1101831820 1652747730 2038388867 3305495460 4076777734 6115166601 8153555468 10191944335 12230333202 20383888670 24460666404 30575833005 40767777340 61151666010 122303332020