20111020101002 has 8 divisors (see below), whose sum is σ = 31754242264800. Its totient is φ = 9526272679404.

The previous prime is 20111020100957. The next prime is 20111020101017. The reversal of 20111020101002 is 20010102011102.

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, 264618685502 + ... + 264618685577.

It is an arithmetic number, because the mean of its divisors is an integer number (3969280283100).

Almost surely, 2^{20111020101002} is an apocalyptic number.

20111020101002 is a deficient number, since it is larger than the sum of its proper divisors (11643222163798).

20111020101002 is a wasteful number, since it uses less digits than its factorization.

20111020101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529237371100.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20111020101002 its reverse (20010102011102), we get a palindrome (40121122112104).

The spelling of 20111020101002 in words is "twenty trillion, one hundred eleven billion, twenty million, one hundred one thousand, two".