1202012221101 has 16 divisors (see below), whose sum is σ = 1624915608960. Its totient is φ = 790228915200.

The previous prime is 1202012221093. The next prime is 1202012221117. The reversal of 1202012221101 is 1011222102021.

It is not a de Polignac number, because 1202012221101 - 2³ = 1202012221093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202012221001) 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, 820701 + ... + 1754301.

It is an arithmetic number, because the mean of its divisors is an integer number (101557225560).

Almost surely, 2^{1202012221101} is an apocalyptic number.

It is an amenable number.

1202012221101 is a deficient number, since it is larger than the sum of its proper divisors (422903387859).

1202012221101 is an equidigital number, since it uses as much as digits as its factorization.

1202012221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939556.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1202012221101 its reverse (1011222102021), we get a palindrome (2213234323122).

The spelling of 1202012221101 in words is "one trillion, two hundred two billion, twelve million, two hundred twenty-one thousand, one hundred one".