1012201201121 has 8 divisors (see below), whose sum is σ = 1104676376544. Its totient is φ = 919802173120.

The previous prime is 1012201201117. The next prime is 1012201201133. The reversal of 1012201201121 is 1211021022101.

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

It is a cyclic number.

It is not a de Polignac number, because 1012201201121 - 2² = 1012201201117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012201201096 and 1012201201105.

It is not an unprimeable number, because it can be changed into a prime (1012201200121) 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, 19009055 + ... + 19062228.

It is an arithmetic number, because the mean of its divisors is an integer number (138084547068).

Almost surely, 2^{1012201201121} is an apocalyptic number.

1012201201121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012201201121 is a deficient number, since it is larger than the sum of its proper divisors (92475175423).

1012201201121 is a wasteful number, since it uses less digits than its factorization.

1012201201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38073711.

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

Adding to 1012201201121 its reverse (1211021022101), we get a palindrome (2223222223222).

The spelling of 1012201201121 in words is "one trillion, twelve billion, two hundred one million, two hundred one thousand, one hundred twenty-one".