1341031401021 has 16 divisors (see below), whose sum is σ = 1925606551680. Its totient is φ = 825240235200.

The previous prime is 1341031400921. The next prime is 1341031401041. The reversal of 1341031401021 is 1201041301431.

It is not a de Polignac number, because 1341031401021 - 2¹⁵ = 1341031368253 is a prime.

It is a super-2 number, since 2×1341031401021² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341031401041) 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, 4420120 + ... + 4713758.

It is an arithmetic number, because the mean of its divisors is an integer number (120350409480).

Almost surely, 2^{1341031401021} is an apocalyptic number.

It is an amenable number.

1341031401021 is a deficient number, since it is larger than the sum of its proper divisors (584575150659).

1341031401021 is a wasteful number, since it uses less digits than its factorization.

1341031401021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410756.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1341031401021 its reverse (1201041301431), we get a palindrome (2542072702452).

The spelling of 1341031401021 in words is "one trillion, three hundred forty-one billion, thirty-one million, four hundred one thousand, twenty-one".