1201100136 has 16 divisors (see below), whose sum is σ = 3002750400. Its totient is φ = 400366704.

The previous prime is 1201100107. The next prime is 1201100137. The reversal of 1201100136 is 6310011021.

It is not an unprimeable number, because it can be changed into a prime (1201100137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25022896 + ... + 25022943.

It is an arithmetic number, because the mean of its divisors is an integer number (187671900).

Almost surely, 2^1201100136 is an apocalyptic number.

It is an amenable number.

1201100136 is an abundant number, since it is smaller than the sum of its proper divisors (1801650264).

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

1201100136 is a wasteful number, since it uses less digits than its factorization.

1201100136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50045848 (or 50045844 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1201100136 is about 34656.8916090292. The cubic root of 1201100136 is about 1062.9832113687.

Adding to 1201100136 its reverse (6310011021), we get a palindrome (7511111157).

The spelling of 1201100136 in words is "one billion, two hundred one million, one hundred thousand, one hundred thirty-six".