1210120102201 has 16 divisors (see below), whose sum is σ = 1274396917248. Its totient is φ = 1146862411200.

The previous prime is 1210120102133. The next prime is 1210120102291. The reversal of 1210120102201 is 1022010210121.

It is a cyclic number.

It is not a de Polignac number, because 1210120102201 - 2¹³ = 1210120094009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210120102291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591855 + ... + 1664491.

It is an arithmetic number, because the mean of its divisors is an integer number (79649807328).

Almost surely, 2^{1210120102201} is an apocalyptic number.

It is an amenable number.

1210120102201 is a deficient number, since it is larger than the sum of its proper divisors (64276815047).

1210120102201 is a wasteful number, since it uses less digits than its factorization.

1210120102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073112.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1210120102201 its reverse (1022010210121), we get a palindrome (2232130312322).

The spelling of 1210120102201 in words is "one trillion, two hundred ten billion, one hundred twenty million, one hundred two thousand, two hundred one".