1012001122102 has 4 divisors (see below), whose sum is σ = 1518001683156. Its totient is φ = 506000561050.

The previous prime is 1012001122043. The next prime is 1012001122103. The reversal of 1012001122102 is 2012211002101.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1012001122102² (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 (1012001122103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253000280524 + ... + 253000280527.

It is an arithmetic number, because the mean of its divisors is an integer number (379500420789).

Almost surely, 2^{1012001122102} is an apocalyptic number.

1012001122102 is a deficient number, since it is larger than the sum of its proper divisors (506000561054).

1012001122102 is an equidigital number, since it uses as much as digits as its factorization.

1012001122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506000561053.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1012001122102 its reverse (2012211002101), we get a palindrome (3024212124203).

The spelling of 1012001122102 in words is "one trillion, twelve billion, one million, one hundred twenty-two thousand, one hundred two".