1020355415401 has 8 divisors (see below), whose sum is σ = 1193239555904. Its totient is φ = 854251045200.

The previous prime is 1020355415399. The next prime is 1020355415407. The reversal of 1020355415401 is 1045145530201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1020355415401 - 2¹ = 1020355415399 is a prime.

It is a super-2 number, since 2×1020355415401² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020355415407) 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, 1694942250 + ... + 1694942851.

It is an arithmetic number, because the mean of its divisors is an integer number (149154944488).

Almost surely, 2^{1020355415401} is an apocalyptic number.

It is an amenable number.

1020355415401 is a deficient number, since it is larger than the sum of its proper divisors (172884140503).

1020355415401 is an equidigital number, since it uses as much as digits as its factorization.

1020355415401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3389885151.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 1020355415401 in words is "one trillion, twenty billion, three hundred fifty-five million, four hundred fifteen thousand, four hundred one".