20101000122002 has 8 divisors (see below), whose sum is σ = 30154953593712. Its totient is φ = 10049348924100.

The previous prime is 20101000121959. The next prime is 20101000122023. The reversal of 20101000122002 is 20022100010102.

It is a happy number.

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

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, 575546624 + ... + 575581547.

It is an arithmetic number, because the mean of its divisors is an integer number (3769369199214).

Almost surely, 2^{20101000122002} is an apocalyptic number.

20101000122002 is a deficient number, since it is larger than the sum of its proper divisors (10053953471710).

20101000122002 is a wasteful number, since it uses less digits than its factorization.

20101000122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151136904.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20101000122002 its reverse (20022100010102), we get a palindrome (40123100132104).

The spelling of 20101000122002 in words is "twenty trillion, one hundred one billion, one hundred twenty-two thousand, two".