1551012030100 has 36 divisors (see below), whose sum is σ = 3624595808764. Its totient is φ = 572681364480.

The previous prime is 1551012030067. The next prime is 1551012030101. The reversal of 1551012030100 is 10302101551.

It can be written as a sum of positive squares in 6 ways, for example, as 383017405456 + 1167994624644 = 618884^2 + 1080738^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1551012030101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 596541789 + ... + 596544388.

Almost surely, 2^{1551012030100} is an apocalyptic number.

1551012030100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1551012030100 is an abundant number, since it is smaller than the sum of its proper divisors (2073583778664).

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

1551012030100 is a wasteful number, since it uses less digits than its factorization.

1551012030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193086204 (or 1193086197 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 19.

Adding to 1551012030100 its reverse (10302101551), we get a palindrome (1561314131651).

The spelling of 1551012030100 in words is "one trillion, five hundred fifty-one billion, twelve million, thirty thousand, one hundred".