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122010311230 = 2512201031123
BaseRepresentation
bin111000110100001100…
…0011001101000111110
3102122221002221000001221
41301220120121220332
53444334114424410
6132014544223554
711546346351043
oct1615030315076
9378832830057
10122010311230
1147820704765
121b79100abba
13b675831b42
145c963271ca
1532917034da
hex1c68619a3e

122010311230 has 8 divisors (see below), whose sum is σ = 219618560232. Its totient is φ = 48804124488.

The previous prime is 122010311131. The next prime is 122010311233. The reversal of 122010311230 is 32113010221.

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

It is a super-2 number, since 2×1220103112302 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122010311233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6100515552 + ... + 6100515571.

It is an arithmetic number, because the mean of its divisors is an integer number (27452320029).

Almost surely, 2122010311230 is an apocalyptic number.

122010311230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122010311230 is a deficient number, since it is larger than the sum of its proper divisors (97608249002).

122010311230 is a wasteful number, since it uses less digits than its factorization.

122010311230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12201031130.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 122010311230 its reverse (32113010221), we get a palindrome (154123321451).

The spelling of 122010311230 in words is "one hundred twenty-two billion, ten million, three hundred eleven thousand, two hundred thirty".

Divisors: 1 2 5 10 12201031123 24402062246 61005155615 122010311230