1202120212099 has 4 divisors (see below), whose sum is σ = 1202128796880. Its totient is φ = 1202111627320.

The previous prime is 1202120212081. The next prime is 1202120212109. The reversal of 1202120212099 is 9902120212021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1202120212099 - 2¹¹ = 1202120210051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1202120212099.

It is not an unprimeable number, because it can be changed into a prime (1202120212199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4078804 + ... + 4363585.

It is an arithmetic number, because the mean of its divisors is an integer number (300532199220).

Almost surely, 2^{1202120212099} is an apocalyptic number.

1202120212099 is a deficient number, since it is larger than the sum of its proper divisors (8584781).

1202120212099 is an equidigital number, since it uses as much as digits as its factorization.

1202120212099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8584780.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 1202120212099 in words is "one trillion, two hundred two billion, one hundred twenty million, two hundred twelve thousand, ninety-nine".