1020313454355 has 96 divisors (see below), whose sum is σ = 1953943258176. Its totient is φ = 489456525312.

The previous prime is 1020313454263. The next prime is 1020313454387. The reversal of 1020313454355 is 5534543130201.

1020313454355 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 31 + 34 + 543 + 55 = 666.

It is not a de Polignac number, because 1020313454355 - 2¹⁰ = 1020313453331 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3400587 + ... + 3688443.

It is an arithmetic number, because the mean of its divisors is an integer number (20353575606).

Almost surely, 2^{1020313454355} is an apocalyptic number.

1020313454355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1020313454355 is a deficient number, since it is larger than the sum of its proper divisors (933629803821).

1020313454355 is a wasteful number, since it uses less digits than its factorization.

1020313454355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288037 (or 288034 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 1020313454355 its reverse (5534543130201), we get a palindrome (6554856584556).

The spelling of 1020313454355 in words is "one trillion, twenty billion, three hundred thirteen million, four hundred fifty-four thousand, three hundred fifty-five".