1021214210401 has 8 divisors (see below), whose sum is σ = 1273202132544. Its totient is φ = 795751332720.

The previous prime is 1021214210377. The next prime is 1021214210411. The reversal of 1021214210401 is 1040124121201.

It is a happy number.

1021214210401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1021214210401 - 2⁹ = 1021214209889 is a prime.

It is a super-3 number, since 3×1021214210401³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021214210411) 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, 6631261030 + ... + 6631261183.

It is an arithmetic number, because the mean of its divisors is an integer number (159150266568).

Almost surely, 2^{1021214210401} is an apocalyptic number.

1021214210401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1021214210401 is a deficient number, since it is larger than the sum of its proper divisors (251987922143).

1021214210401 is a wasteful number, since it uses less digits than its factorization.

1021214210401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13262522231.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1021214210401 its reverse (1040124121201), we get a palindrome (2061338331602).

The spelling of 1021214210401 in words is "one trillion, twenty-one billion, two hundred fourteen million, two hundred ten thousand, four hundred one".