1020355423514 has 16 divisors (see below), whose sum is σ = 1786397338368. Its totient is φ = 427991028432.

The previous prime is 1020355423499. The next prime is 1020355423531. The reversal of 1020355423514 is 4153245530201.

It is a super-2 number, since 2×1020355423514² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775345409 + ... + 775346724.

It is an arithmetic number, because the mean of its divisors is an integer number (111649833648).

Almost surely, 2^{1020355423514} is an apocalyptic number.

1020355423514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1020355423514 is a deficient number, since it is larger than the sum of its proper divisors (766041914854).

1020355423514 is a wasteful number, since it uses less digits than its factorization.

1020355423514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550692189.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1020355423514 in words is "one trillion, twenty billion, three hundred fifty-five million, four hundred twenty-three thousand, five hundred fourteen".