1201100010 has 64 divisors (see below), whose sum is σ = 3310225920. Its totient is φ = 275849280.

The previous prime is 1201099981. The next prime is 1201100023. The reversal of 1201100010 is 100011021.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89512 + ... + 102051.

It is an arithmetic number, because the mean of its divisors is an integer number (51722280).

Almost surely, 2^1201100010 is an apocalyptic number.

1201100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201100010 is an abundant number, since it is smaller than the sum of its proper divisors (2109125910).

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

1201100010 is a wasteful number, since it uses less digits than its factorization.

1201100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191603.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1201100010 is about 34656.8897912089. The cubic root of 1201100010 is about 1062.9831741983.

Adding to 1201100010 its reverse (100011021), we get a palindrome (1301111031).

The spelling of 1201100010 in words is "one billion, two hundred one million, one hundred thousand, ten".