1201222102010 has 32 divisors (see below), whose sum is σ = 2472219826560. Its totient is φ = 411658517952.

The previous prime is 1201222101941. The next prime is 1201222102021. The reversal of 1201222102010 is 102012221021.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3785129 + ... + 4090188.

It is an arithmetic number, because the mean of its divisors is an integer number (77256869580).

Almost surely, 2^{1201222102010} is an apocalyptic number.

1201222102010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201222102010 is an abundant number, since it is smaller than the sum of its proper divisors (1270997724550).

1201222102010 is a wasteful number, since it uses less digits than its factorization.

1201222102010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7877510.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1201222102010 its reverse (102012221021), we get a palindrome (1303234323031).

The spelling of 1201222102010 in words is "one trillion, two hundred one billion, two hundred twenty-two million, one hundred two thousand, ten".