10203551355 has 16 divisors (see below), whose sum is σ = 16450308864. Its totient is φ = 5400351840.

The previous prime is 10203551353. The next prime is 10203551359. The reversal of 10203551355 is 55315530201.

It is not a de Polignac number, because 10203551355 - 2¹ = 10203551353 is a prime.

It is a super-2 number, since 2×10203551355² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10203551353) 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, 2594359 + ... + 2598288.

It is an arithmetic number, because the mean of its divisors is an integer number (1028144304).

Almost surely, 2^10203551355 is an apocalyptic number.

10203551355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10203551355 is a deficient number, since it is larger than the sum of its proper divisors (6246757509).

10203551355 is a wasteful number, since it uses less digits than its factorization.

10203551355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5192786.

The product of its (nonzero) digits is 11250, while the sum is 30.

The spelling of 10203551355 in words is "ten billion, two hundred three million, five hundred fifty-one thousand, three hundred fifty-five".