201123033121230 has 64 divisors (see below), whose sum is σ = 557551766700288. Its totient is φ = 45889034293760.

The previous prime is 201123033121201. The next prime is 201123033121243. The reversal of 201123033121230 is 32121330321102.

It is a self number, because there is not a number n which added to its sum of digits gives 201123033121230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17925398412 + ... + 17925409631.

It is an arithmetic number, because the mean of its divisors is an integer number (8711746354692).

Almost surely, 2^{201123033121230} is an apocalyptic number.

201123033121230 is an abundant number, since it is smaller than the sum of its proper divisors (356428733579058).

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

201123033121230 is a wasteful number, since it uses less digits than its factorization.

201123033121230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35850808081.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 201123033121230 its reverse (32121330321102), we get a palindrome (233244363442332).

The spelling of 201123033121230 in words is "two hundred one trillion, one hundred twenty-three billion, thirty-three million, one hundred twenty-one thousand, two hundred thirty".