1012211012201 has 8 divisors (see below), whose sum is σ = 1022385853440. Its totient is φ = 1002057525952.

The previous prime is 1012211012191. The next prime is 1012211012303. The reversal of 1012211012201 is 1022101122101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012211012201 is a prime.

It is a super-2 number, since 2×1012211012201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012211012401) 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, 5243465 + ... + 5433078.

It is an arithmetic number, because the mean of its divisors is an integer number (127798231680).

Almost surely, 2^{1012211012201} is an apocalyptic number.

It is an amenable number.

1012211012201 is a deficient number, since it is larger than the sum of its proper divisors (10174841239).

1012211012201 is a wasteful number, since it uses less digits than its factorization.

1012211012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10677495.

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

Adding to 1012211012201 its reverse (1022101122101), we get a palindrome (2034312134302).

The spelling of 1012211012201 in words is "one trillion, twelve billion, two hundred eleven million, twelve thousand, two hundred one".