201001201211120 has 40 divisors (see below), whose sum is σ = 467337985668864. Its totient is φ = 80398726875392.

The previous prime is 201001201211101. The next prime is 201001201211137. The reversal of 201001201211120 is 21112102100102.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 201001201211095 and 201001201211104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23706239 + ... + 31048158.

Almost surely, 2^{201001201211120} is an apocalyptic number.

201001201211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201001201211120 is an abundant number, since it is smaller than the sum of its proper divisors (266336784457744).

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

201001201211120 is a wasteful number, since it uses less digits than its factorization.

201001201211120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54800297 (or 54800291 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201001201211120 its reverse (21112102100102), we get a palindrome (222113303311222).

The spelling of 201001201211120 in words is "two hundred one trillion, one billion, two hundred one million, two hundred eleven thousand, one hundred twenty".