1201120110201 has 48 divisors (see below), whose sum is σ = 1851319959552. Its totient is φ = 690818214240.

The previous prime is 1201120110167. The next prime is 1201120110283. The reversal of 1201120110201 is 1020110211021.

It is not a de Polignac number, because 1201120110201 - 2²¹ = 1201118013049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201120110101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 493930 + ... + 1626716.

It is an arithmetic number, because the mean of its divisors is an integer number (38569165824).

Almost surely, 2^{1201120110201} is an apocalyptic number.

1201120110201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1201120110201 is a deficient number, since it is larger than the sum of its proper divisors (650199849351).

1201120110201 is a wasteful number, since it uses less digits than its factorization.

1201120110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132962 (or 1132951 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1201120110201 its reverse (1020110211021), we get a palindrome (2221230321222).

The spelling of 1201120110201 in words is "one trillion, two hundred one billion, one hundred twenty million, one hundred ten thousand, two hundred one".