1021123300001 has 16 divisors (see below), whose sum is σ = 1230941506560. Its totient is φ = 827480143440.

The previous prime is 1021123299971. The next prime is 1021123300031. The reversal of 1021123300001 is 1000033211201.

It is an interprime number because it is at equal distance from previous prime (1021123299971) and next prime (1021123300031).

It is a cyclic number.

It is not a de Polignac number, because 1021123300001 - 2³⁸ = 746245393057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021123300031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7817795 + ... + 7947336.

It is an arithmetic number, because the mean of its divisors is an integer number (76933844160).

Almost surely, 2^{1021123300001} is an apocalyptic number.

It is an amenable number.

1021123300001 is a deficient number, since it is larger than the sum of its proper divisors (209818206559).

1021123300001 is a wasteful number, since it uses less digits than its factorization.

1021123300001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15765644.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1021123300001 its reverse (1000033211201), we get a palindrome (2021156511202).

The spelling of 1021123300001 in words is "one trillion, twenty-one billion, one hundred twenty-three million, three hundred thousand, one".