1020311350541 has 16 divisors (see below), whose sum is σ = 1216802304000. Its totient is φ = 836505537648.

The previous prime is 1020311350537. The next prime is 1020311350547. The reversal of 1020311350541 is 1450531130201.

It is a cyclic number.

It is not a de Polignac number, because 1020311350541 - 2² = 1020311350537 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1020311350541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020311350547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8246030 + ... + 8368848.

It is an arithmetic number, because the mean of its divisors is an integer number (76050144000).

Almost surely, 2^{1020311350541} is an apocalyptic number.

It is an amenable number.

1020311350541 is a deficient number, since it is larger than the sum of its proper divisors (196490953459).

1020311350541 is a wasteful number, since it uses less digits than its factorization.

1020311350541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174448.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 1020311350541 its reverse (1450531130201), we get a palindrome (2470842480742).

The spelling of 1020311350541 in words is "one trillion, twenty billion, three hundred eleven million, three hundred fifty thousand, five hundred forty-one".