103019778700 has 72 divisors (see below), whose sum is σ = 224309705760. Its totient is φ = 41068684800.

The previous prime is 103019778629. The next prime is 103019778703. The reversal of 103019778700 is 7877910301.

It is a super-2 number, since 2×103019778700² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103019778703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57778009 + ... + 57779791.

It is an arithmetic number, because the mean of its divisors is an integer number (3115412580).

Almost surely, 2^103019778700 is an apocalyptic number.

103019778700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103019778700 is an abundant number, since it is smaller than the sum of its proper divisors (121289927060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103019778700 is a wasteful number, since it uses less digits than its factorization.

103019778700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3427 (or 3420 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 43.

The spelling of 103019778700 in words is "one hundred three billion, nineteen million, seven hundred seventy-eight thousand, seven hundred".