1200001201102 has 16 divisors (see below), whose sum is σ = 1966609061424. Its totient is φ = 544629888000.

The previous prime is 1200001201073. The next prime is 1200001201153. The reversal of 1200001201102 is 2011021000021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41245299 + ... + 41274382.

It is an arithmetic number, because the mean of its divisors is an integer number (122913066339).

Almost surely, 2^{1200001201102} is an apocalyptic number.

1200001201102 is a deficient number, since it is larger than the sum of its proper divisors (766607860322).

1200001201102 is a wasteful number, since it uses less digits than its factorization.

1200001201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82520355.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1200001201102 its reverse (2011021000021), we get a palindrome (3211022201123).

The spelling of 1200001201102 in words is "one trillion, two hundred billion, one million, two hundred one thousand, one hundred two".