1011213210001 has 8 divisors (see below), whose sum is σ = 1013230453664. Its totient is φ = 1009196828640.

The previous prime is 1011213209999. The next prime is 1011213210019. The reversal of 1011213210001 is 1000123121101.

It is a happy number.

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 1011213210001 - 2¹ = 1011213209999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011210210001) 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, 2158150 + ... + 2584576.

It is an arithmetic number, because the mean of its divisors is an integer number (126653806708).

Almost surely, 2^{1011213210001} is an apocalyptic number.

It is an amenable number.

1011213210001 is a deficient number, since it is larger than the sum of its proper divisors (2017243663).

1011213210001 is an equidigital number, since it uses as much as digits as its factorization.

1011213210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431151.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1011213210001 its reverse (1000123121101), we get a palindrome (2011336331102).

The spelling of 1011213210001 in words is "one trillion, eleven billion, two hundred thirteen million, two hundred ten thousand, one".