1020120002106 has 8 divisors (see below), whose sum is σ = 2040240004224. Its totient is φ = 340040000700.

The previous prime is 1020120002089. The next prime is 1020120002129. The reversal of 1020120002106 is 6012000210201.

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

1020120002106 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85010000170 + ... + 85010000181.

It is an arithmetic number, because the mean of its divisors is an integer number (255030000528).

Almost surely, 2^{1020120002106} is an apocalyptic number.

1020120002106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1020120002106 is a wasteful number, since it uses less digits than its factorization.

1020120002106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170020000356.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1020120002106 its reverse (6012000210201), we get a palindrome (7032120212307).

The spelling of 1020120002106 in words is "one trillion, twenty billion, one hundred twenty million, two thousand, one hundred six".