1201131122301 has 32 divisors (see below), whose sum is σ = 1941764019840. Its totient is φ = 727755004800.

The previous prime is 1201131122297. The next prime is 1201131122309. The reversal of 1201131122301 is 1032211311021.

1201131122301 is a `hidden beast` number, since 1 + 20 + 11 + 311 + 22 + 301 = 666.

It is not a de Polignac number, because 1201131122301 - 2² = 1201131122297 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201131122309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 504331 + ... + 1629911.

It is an arithmetic number, because the mean of its divisors is an integer number (60680125620).

Almost surely, 2^{1201131122301} is an apocalyptic number.

1201131122301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1201131122301 is a deficient number, since it is larger than the sum of its proper divisors (740632897539).

1201131122301 is a wasteful number, since it uses less digits than its factorization.

1201131122301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129194 (or 1129188 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1201131122301 its reverse (1032211311021), we get a palindrome (2233342433322).

The spelling of 1201131122301 in words is "one trillion, two hundred one billion, one hundred thirty-one million, one hundred twenty-two thousand, three hundred one".