1021353400133 has 16 divisors (see below), whose sum is σ = 1180000313856. Its totient is φ = 874877654640.

The previous prime is 1021353400049. The next prime is 1021353400159. The reversal of 1021353400133 is 3310043531201.

It is not a de Polignac number, because 1021353400133 - 2¹⁰ = 1021353399109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021353400733) 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, 30109691 + ... + 30143592.

It is an arithmetic number, because the mean of its divisors is an integer number (73750019616).

Almost surely, 2^{1021353400133} is an apocalyptic number.

It is an amenable number.

1021353400133 is a deficient number, since it is larger than the sum of its proper divisors (158646913723).

1021353400133 is a wasteful number, since it uses less digits than its factorization.

1021353400133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60253384.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 1021353400133 its reverse (3310043531201), we get a palindrome (4331396931334).

The spelling of 1021353400133 in words is "one trillion, twenty-one billion, three hundred fifty-three million, four hundred thousand, one hundred thirty-three".