2101963692012 has 24 divisors (see below), whose sum is σ = 4905930573936. Its totient is φ = 700461903168.

The previous prime is 2101963692011. The next prime is 2101963692013. The reversal of 2101963692012 is 2102963691012.

It is an interprime number because it is at equal distance from previous prime (2101963692011) and next prime (2101963692013).

It is not an unprimeable number, because it can be changed into a prime (2101963692011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24037143 + ... + 24124430.

It is an arithmetic number, because the mean of its divisors is an integer number (204413773914).

Almost surely, 2^{2101963692012} is an apocalyptic number.

It is an amenable number.

2101963692012 is an abundant number, since it is smaller than the sum of its proper divisors (2803966881924).

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

2101963692012 is a wasteful number, since it uses less digits than its factorization.

2101963692012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48165217 (or 48165215 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 2101963692012 in words is "two trillion, one hundred one billion, nine hundred sixty-three million, six hundred ninety-two thousand, twelve".