1201100212010 has 96 divisors (see below), whose sum is σ = 2327353696080. Its totient is φ = 445645670400.

The previous prime is 1201100211977. The next prime is 1201100212051. The reversal of 1201100212010 is 102120011021.

It can be written as a sum of positive squares in 8 ways, for example, as 1521078001 + 1199579134009 = 39001^2 + 1095253^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1201100211982 and 1201100212000.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32690450 + ... + 32727170.

Almost surely, 2^{1201100212010} is an apocalyptic number.

1201100212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201100212010 is a deficient number, since it is larger than the sum of its proper divisors (1126253484070).

1201100212010 is a wasteful number, since it uses less digits than its factorization.

1201100212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36904 (or 36861 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1201100212010 its reverse (102120011021), we get a palindrome (1303220223031).

The spelling of 1201100212010 in words is "one trillion, two hundred one billion, one hundred million, two hundred twelve thousand, ten".