201230132021012 has 6 divisors (see below), whose sum is σ = 352152731036778. Its totient is φ = 100615066010504.

The previous prime is 201230132021011. The next prime is 201230132021053. The reversal of 201230132021012 is 210120231032102.

It can be written as a sum of positive squares in only one way, i.e., 106834839176836 + 94395292844176 = 10336094^2 + 9715724^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201230132021011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25153766502623 + ... + 25153766502630.

It is an arithmetic number, because the mean of its divisors is an integer number (58692121839463).

Almost surely, 2^{201230132021012} is an apocalyptic number.

It is an amenable number.

201230132021012 is a deficient number, since it is larger than the sum of its proper divisors (150922599015766).

201230132021012 is a wasteful number, since it uses less digits than its factorization.

201230132021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50307533005257 (or 50307533005255 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 201230132021012 its reverse (210120231032102), we get a palindrome (411350363053114).

The spelling of 201230132021012 in words is "two hundred one trillion, two hundred thirty billion, one hundred thirty-two million, twenty-one thousand, twelve".