1210101421042 has 8 divisors (see below), whose sum is σ = 1829444668416. Its totient is φ = 600286531572.

The previous prime is 1210101420971. The next prime is 1210101421069. The reversal of 1210101421042 is 2401241010121.

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, 2382089158 + ... + 2382089665.

It is an arithmetic number, because the mean of its divisors is an integer number (228680583552).

Almost surely, 2^{1210101421042} is an apocalyptic number.

1210101421042 is a deficient number, since it is larger than the sum of its proper divisors (619343247374).

1210101421042 is a wasteful number, since it uses less digits than its factorization.

1210101421042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4764178952.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1210101421042 its reverse (2401241010121), we get a palindrome (3611342431163).

The spelling of 1210101421042 in words is "one trillion, two hundred ten billion, one hundred one million, four hundred twenty-one thousand, forty-two".