20601106631402 has 64 divisors (see below), whose sum is σ = 34398499754880. Its totient is φ = 9175080499200.

The previous prime is 20601106631239. The next prime is 20601106631449. The reversal of 20601106631402 is 20413660110602.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1993714628 + ... + 1993724960.

It is an arithmetic number, because the mean of its divisors is an integer number (537476558670).

Almost surely, 2^{20601106631402} is an apocalyptic number.

20601106631402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20601106631402 is a deficient number, since it is larger than the sum of its proper divisors (13797393123478).

20601106631402 is a wasteful number, since it uses less digits than its factorization.

20601106631402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19559.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 20601106631402 in words is "twenty trillion, six hundred one billion, one hundred six million, six hundred thirty-one thousand, four hundred two".