1011021201201 has 8 divisors (see below), whose sum is σ = 1470576292704. Its totient is φ = 612740121920.

The previous prime is 1011021201199. The next prime is 1011021201227. The reversal of 1011021201201 is 1021021201101.

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 1011021201201 - 2¹ = 1011021201199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011021201901) 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, 15318503016 + ... + 15318503081.

It is an arithmetic number, because the mean of its divisors is an integer number (183822036588).

Almost surely, 2^{1011021201201} is an apocalyptic number.

1011021201201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1011021201201 is a deficient number, since it is larger than the sum of its proper divisors (459555091503).

1011021201201 is a wasteful number, since it uses less digits than its factorization.

1011021201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30637006111.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1011021201201 its reverse (1021021201101), we get a palindrome (2032042402302).

The spelling of 1011021201201 in words is "one trillion, eleven billion, twenty-one million, two hundred one thousand, two hundred one".