1201120021211 has 8 divisors (see below), whose sum is σ = 1331793288048. Its totient is φ = 1074026844000.

The previous prime is 1201120021183. The next prime is 1201120021271. The reversal of 1201120021211 is 1121200211021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1201120021211 - 2¹⁰ = 1201120020187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201120021271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895021700 + ... + 895023041.

It is an arithmetic number, because the mean of its divisors is an integer number (166474161006).

Almost surely, 2^{1201120021211} is an apocalyptic number.

1201120021211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1201120021211 is a deficient number, since it is larger than the sum of its proper divisors (130673266837).

1201120021211 is a wasteful number, since it uses less digits than its factorization.

1201120021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790044813.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1201120021211 its reverse (1121200211021), we get a palindrome (2322320232232).

The spelling of 1201120021211 in words is "one trillion, two hundred one billion, one hundred twenty million, twenty-one thousand, two hundred eleven".