1011210100103 has 8 divisors (see below), whose sum is σ = 1177473755808. Its totient is φ = 850397711904.

The previous prime is 1011210100079. The next prime is 1011210100129. The reversal of 1011210100103 is 3010010121101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1011210100103 - 2¹² = 1011210096007 is a prime.

It is a super-2 number, since 2×1011210100103² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011210103103) 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, 1362816476 + ... + 1362817217.

It is an arithmetic number, because the mean of its divisors is an integer number (147184219476).

Almost surely, 2^{1011210100103} is an apocalyptic number.

1011210100103 is a deficient number, since it is larger than the sum of its proper divisors (166263655705).

1011210100103 is an equidigital number, since it uses as much as digits as its factorization.

1011210100103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725633753.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1011210100103 its reverse (3010010121101), we get a palindrome (4021220221204).

The spelling of 1011210100103 in words is "one trillion, eleven billion, two hundred ten million, one hundred thousand, one hundred three".