1212020109962 has 16 divisors (see below), whose sum is σ = 1987069024512. Its totient is φ = 551963616960.

The previous prime is 1212020109961. The next prime is 1212020110031. The reversal of 1212020109962 is 2699010202121.

It is not an unprimeable number, because it can be changed into a prime (1212020109961) 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, 574961048 + ... + 574963155.

It is an arithmetic number, because the mean of its divisors is an integer number (124191814032).

Almost surely, 2^{1212020109962} is an apocalyptic number.

1212020109962 is a deficient number, since it is larger than the sum of its proper divisors (775048914550).

1212020109962 is a wasteful number, since it uses less digits than its factorization.

1212020109962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149924253.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 1212020109962 in words is "one trillion, two hundred twelve billion, twenty million, one hundred nine thousand, nine hundred sixty-two".