228383418695212 has 48 divisors (see below), whose sum is σ = 437618157514272. Its totient is φ = 103426557857280.

The previous prime is 228383418695143. The next prime is 228383418695219. The reversal of 228383418695212 is 212596814383822.

It is a happy number.

It is a super-3 number, since 3×228383418695212³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (228383418695219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135337968 + ... + 137015080.

It is an arithmetic number, because the mean of its divisors is an integer number (9117044948214).

Almost surely, 2^{228383418695212} is an apocalyptic number.

228383418695212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

228383418695212 is a deficient number, since it is larger than the sum of its proper divisors (209234738819060).

228383418695212 is a wasteful number, since it uses less digits than its factorization.

228383418695212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688578 (or 1688576 counting only the distinct ones).

The product of its digits is 79626240, while the sum is 64.

The spelling of 228383418695212 in words is "two hundred twenty-eight trillion, three hundred eighty-three billion, four hundred eighteen million, six hundred ninety-five thousand, two hundred twelve".