1202132221101 has 24 divisors (see below), whose sum is σ = 1991636426624. Its totient is φ = 684452786400.

The previous prime is 1202132221099. The next prime is 1202132221109. The reversal of 1202132221101 is 1011222312021.

1202132221101 is a `hidden beast` number, since 120 + 213 + 222 + 110 + 1 = 666.

It is not a de Polignac number, because 1202132221101 - 2¹ = 1202132221099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202132221109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34425625 + ... + 34460526.

Almost surely, 2^{1202132221101} is an apocalyptic number.

It is an amenable number.

1202132221101 is a deficient number, since it is larger than the sum of its proper divisors (789504205523).

1202132221101 is a wasteful number, since it uses less digits than its factorization.

1202132221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68886441 (or 68886438 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1202132221101 its reverse (1011222312021), we get a palindrome (2213354533122).

The spelling of 1202132221101 in words is "one trillion, two hundred two billion, one hundred thirty-two million, two hundred twenty-one thousand, one hundred one".